taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842932/files/figure.png	https://doi.org/10.5281/zenodo.10842932	FIGURE 1. A–C. Colonies of Corymorpha balssi Stechow, 1932 on crab hosts, in situ. Note medusa buds in C (blue arrowheads). Photos by J. Johnson (A, B), A. Dobbins (C).	FIGURE 1. A–C. Colonies of Corymorpha balssi Stechow, 1932 on crab hosts, in situ. Note medusa buds in C (blue arrowheads). Photos by J. Johnson (A, B), A. Dobbins (C).	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842934/files/figure.png	https://doi.org/10.5281/zenodo.10842934	FIGURE 2. Detail of a living colony of Corymorpha balssi Stechow, 1932, to show its general morphology and colors; note that some polyps bear medusa buds. Photo by D. Johnson.	FIGURE 2. Detail of a living colony of Corymorpha balssi Stechow, 1932, to show its general morphology and colors; note that some polyps bear medusa buds. Photo by D. Johnson.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842936/files/figure.png	https://doi.org/10.5281/zenodo.10842936	FIGURE 3. Corymorpha balssi Stechow, 1932, preserved specimens. A. Hydranth. B. Hydrocaulus. C. Detail of the upper, naked part of caulus, showing nematocyst clusters on epidermis and longitudinal, endodermal ridges. D. Junction between the upper and lower parts of caulus. E. More detailed view of the junction, showing distinct groove, as well as the presence of nematocyst clusters in the upper part, and their absence from the lower part. F. Cross-section through the upper part of caulus, to show the presence of endodermal ridges. Scale bars: E = 100 µm; C, D, F = 200 µm; A, B = 500 µm.	FIGURE 3. Corymorpha balssi Stechow, 1932, preserved specimens. A. Hydranth. B. Hydrocaulus. C. Detail of the upper, naked part of caulus, showing nematocyst clusters on epidermis and longitudinal, endodermal ridges. D. Junction between the upper and lower parts of caulus. E. More detailed view of the junction, showing distinct groove, as well as the presence of nematocyst clusters in the upper part, and their absence from the lower part. F. Cross-section through the upper part of caulus, to show the presence of endodermal ridges. Scale bars: E = 100 µm; C, D, F = 200 µm; A, B = 500 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842938/files/figure.png	https://doi.org/10.5281/zenodo.10842938	FIGURE 4. Corymorpha balssi Stechow, 1932, preserved specimens. A. Hydranth showing blastostyles bearing medusa buds. B. Dissected blastostyle with medusa buds at various stages of development; largest bud ready to be liberated. C. Basal view of a medusa bud at two focus depths, to show the velum (left) and the tentacles with packed nematocysts (right); the capitate tentacle is above and the large, opposite tentacle is below; note the relative smaller size of the lateral tentacles compared to the latter. Scale bars: A–C = 200 µm.	FIGURE 4. Corymorpha balssi Stechow, 1932, preserved specimens. A. Hydranth showing blastostyles bearing medusa buds. B. Dissected blastostyle with medusa buds at various stages of development; largest bud ready to be liberated. C. Basal view of a medusa bud at two focus depths, to show the velum (left) and the tentacles with packed nematocysts (right); the capitate tentacle is above and the large, opposite tentacle is below; note the relative smaller size of the lateral tentacles compared to the latter. Scale bars: A–C = 200 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842940/files/figure.png	https://doi.org/10.5281/zenodo.10842940	FIGURE 5. Corymorpha balssi Stechow, 1932. A. Originally unpublished drawing of a fertile polyp by Stechow’s graphist, W. Rössler. B. Close-up of a ready-to-detach medusa bud, seen laterally, to show the more developed capitate tentacle, the prominent opposite tentacle, and one of a pair of lateral, comparatively less-developed tentacles. C. Corymorpha bitungensis (Xu, Huang & Gou, 2013) as the putative mature medusa of C. balssi, redrawn after Lin et al. (2013: fig. 8). Scale bars: B = 500 µm; C = 1 mm.	FIGURE 5. Corymorpha balssi Stechow, 1932. A. Originally unpublished drawing of a fertile polyp by Stechow’s graphist, W. Rössler. B. Close-up of a ready-to-detach medusa bud, seen laterally, to show the more developed capitate tentacle, the prominent opposite tentacle, and one of a pair of lateral, comparatively less-developed tentacles. C. Corymorpha bitungensis (Xu, Huang & Gou, 2013) as the putative mature medusa of C. balssi, redrawn after Lin et al. (2013: fig. 8). Scale bars: B = 500 µm; C = 1 mm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842944/files/figure.png	https://doi.org/10.5281/zenodo.10842944	FIGURE 6. Cnidome of Corymorpha balssi Stechow, 1932. A–E. Polyp stage: unidentified capsules (A, C), desmoneme (B), stenoteles of S4 (D) and S2 (E) types. F–M. Medusa stage: spherical capsules from exumbrella (F), unidentified capsules (G, I), desmoneme (H), stenoteles of four types, viz. S5 (J), S4 (K), S3 (L), S1 (M). For details on the types of capsules, refer to Table 1. Scale bar: A–M = 10 µm.	FIGURE 6. Cnidome of Corymorpha balssi Stechow, 1932. A–E. Polyp stage: unidentified capsules (A, C), desmoneme (B), stenoteles of S4 (D) and S2 (E) types. F–M. Medusa stage: spherical capsules from exumbrella (F), unidentified capsules (G, I), desmoneme (H), stenoteles of four types, viz. S5 (J), S4 (K), S3 (L), S1 (M). For details on the types of capsules, refer to Table 1. Scale bar: A–M = 10 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842946/files/figure.png	https://doi.org/10.5281/zenodo.10842946	FIGURE 7. Type specimens of Corymorpha balssi Stechow, 1932. A. Hydroid colony on the carapace of Schizophrys dama (Herbst, 1804), ZSM 20040176. B–F. Details of five microslide preparations, showing detached polyps: ZSM 20041647 (B), ZSM 20041648 (C), ZSM 20041649 (D), ZSM 20041650 (E), ZSM 20041651 (F). Scale bar: B–F = 2 mm. Photos by B. Ruthensteiner.	FIGURE 7. Type specimens of Corymorpha balssi Stechow, 1932. A. Hydroid colony on the carapace of Schizophrys dama (Herbst, 1804), ZSM 20040176. B–F. Details of five microslide preparations, showing detached polyps: ZSM 20041647 (B), ZSM 20041648 (C), ZSM 20041649 (D), ZSM 20041650 (E), ZSM 20041651 (F). Scale bar: B–F = 2 mm. Photos by B. Ruthensteiner.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842950/files/figure.png	https://doi.org/10.5281/zenodo.10842950	FIGURE 8. Cnidome of a polyp of Corymorpha balssi Stechow, 1932 from type material, ZSM 20040176. Unidentified capsules (A, C), desmoneme (B), stenoteles of S4 (D) and S2 (E) types. Scale bar: A–E = 10 µm.	FIGURE 8. Cnidome of a polyp of Corymorpha balssi Stechow, 1932 from type material, ZSM 20040176. Unidentified capsules (A, C), desmoneme (B), stenoteles of S4 (D) and S2 (E) types. Scale bar: A–E = 10 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFCFFFB1FF1DFED82EC7FC13.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842978/files/figure.png	https://doi.org/10.5281/zenodo.10842978	FIGURE 23. Phylogenetic hypotheses of the genus Corymorpha based on the combined 16S, 18S and 28S rRNA dataset (A), and on the COI region (B). Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 23. Phylogenetic hypotheses of the genus Corymorpha based on the combined 16S, 18S and 28S rRNA dataset (A), and on the COI region (B). Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC7FFB6FF1DFCDF2E3BFF36.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842952/files/figure.png	https://doi.org/10.5281/zenodo.10842952	FIGURE 9. Halecium turbinariae, sp. nov. A–D. Colonies on Turbinaria sp. (formalin-fixed material, note discoloration of the polyps over time). E. Hydranth, showing endoderm filled with zooxanthellae. F. Hydrant column, more enlarged. G–I. Cnidome. J. Zooxanthella, showing large nucleus and cytoplasm filled with chloroplasts. Scale bars: G–J = 10 µm; F = 100 µm; E = 500 µm.	FIGURE 9. Halecium turbinariae, sp. nov. A–D. Colonies on Turbinaria sp. (formalin-fixed material, note discoloration of the polyps over time). E. Hydranth, showing endoderm filled with zooxanthellae. F. Hydrant column, more enlarged. G–I. Cnidome. J. Zooxanthella, showing large nucleus and cytoplasm filled with chloroplasts. Scale bars: G–J = 10 µm; F = 100 µm; E = 500 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC7FFB6FF1DFCDF2E3BFF36.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842954/files/figure.png	https://doi.org/10.5281/zenodo.10842954	FIGURE 10. Halecium turbinariae, sp. nov. A–H. Many stems, two of which (A, B) are illustrated with their polyps. I. Detail of two neighboring cauli. J. Male gonothecae with gonophores. K–O. Female gonothecae, two of which (K, L) showing oocytes; an empty gonotheca is seen in both frontal (M) and lateral (N) views; aperture seen from above (O). P. Cnidome. Scale bars: P = 10 µm; I–O = 200 µm; A–H = 500 µm.	FIGURE 10. Halecium turbinariae, sp. nov. A–H. Many stems, two of which (A, B) are illustrated with their polyps. I. Detail of two neighboring cauli. J. Male gonothecae with gonophores. K–O. Female gonothecae, two of which (K, L) showing oocytes; an empty gonotheca is seen in both frontal (M) and lateral (N) views; aperture seen from above (O). P. Cnidome. Scale bars: P = 10 µm; I–O = 200 µm; A–H = 500 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC7FFB6FF1DFCDF2E3BFF36.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842956/files/figure.png	https://doi.org/10.5281/zenodo.10842956	FIGURE 11. Female gonotheca of Halecium turbinariae, sp. nov. A, B. Ripe gonotheca, showing branched blastostyle ending in pair of feeding polyps (A), and oocytes behind (B). C–E. Empty gonotheca seen frontally (C), laterally (D) and apically (E). Scale bar: 200 µm.	FIGURE 11. Female gonotheca of Halecium turbinariae, sp. nov. A, B. Ripe gonotheca, showing branched blastostyle ending in pair of feeding polyps (A), and oocytes behind (B). C–E. Empty gonotheca seen frontally (C), laterally (D) and apically (E). Scale bar: 200 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC7FFB6FF1DFCDF2E3BFF36.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842992/files/figure.png	https://doi.org/10.5281/zenodo.10842992	FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC3FFA9FF1DFED82A63FBD0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842958/files/figure.png	https://doi.org/10.5281/zenodo.10842958	FIGURE 12. Nemalecium caeruleus, sp. nov., in situ. A. Whole colony in coral crevice.B, C. Colony details, showing individual polyps and their colors in life. Photo in A taken by J-M. Bertot.	FIGURE 12. Nemalecium caeruleus, sp. nov., in situ. A. Whole colony in coral crevice.B, C. Colony details, showing individual polyps and their colors in life. Photo in A taken by J-M. Bertot.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC3FFA9FF1DFED82A63FBD0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842960/files/figure.png	https://doi.org/10.5281/zenodo.10842960	FIGURE 13. Nemalecium caeruleus, sp. nov. A. Distal portion of a stem with two hydranths. B–H, M–R. Various stems, to show mode of branching, and counterparts of Nemalecium sp. (I–L). S–U. Detailed view of the mode of branching and hydrothecae. From specimens MSNMCoe367 (B–G), additional unregistered colonies (A, M–U), and MSNMCoe369 (I–L). Scale bars: S–U = 200 µm; A–R = 500 µm.	FIGURE 13. Nemalecium caeruleus, sp. nov. A. Distal portion of a stem with two hydranths. B–H, M–R. Various stems, to show mode of branching, and counterparts of Nemalecium sp. (I–L). S–U. Detailed view of the mode of branching and hydrothecae. From specimens MSNMCoe367 (B–G), additional unregistered colonies (A, M–U), and MSNMCoe369 (I–L). Scale bars: S–U = 200 µm; A–R = 500 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC3FFA9FF1DFED82A63FBD0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842964/files/figure.png	https://doi.org/10.5281/zenodo.10842964	FIGURE 14. Cnidome of Nemalecium caeruleus, sp. nov. A. Pseudostenotele. B. Banana-shaped microbasic mastigophore. C. Large, ovoid microbasic heteroneme. D. Small, ovoid microbasic heteroneme. Scale bar: 10 µm.	FIGURE 14. Cnidome of Nemalecium caeruleus, sp. nov. A. Pseudostenotele. B. Banana-shaped microbasic mastigophore. C. Large, ovoid microbasic heteroneme. D. Small, ovoid microbasic heteroneme. Scale bar: 10 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFC3FFA9FF1DFED82A63FBD0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842994/files/figure.png	https://doi.org/10.5281/zenodo.10842994	FIGURE 30. Phylogenetic hypothesis of the genus Nemalecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 30. Phylogenetic hypothesis of the genus Nemalecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFDCFFA1FF1DFADB2BC4FA23.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10870306/files/figure.png	https://doi.org/10.5281/zenodo.10870306	FIGURE 15. Tridentata borneensis (Billard, 1925a). A–D. Internodes from proximal (A, B), middle (C) and distal (D) parts of caulus. E. Basal hinge joint. F. Fertile stem. G, H. Pairs of hydrothecae seen frontally. I, J. Hydrothecae seen laterally (I) and apically (J), note sculpture of the wall. K, L. Details of a hydrotheca, showing adaxial, arched ridge. From specimens: H.L. 709 (A, C–E, G, K), MSNMCoe370 (B, F, H–J, L). Scale bars: K, L = 100 µm; E, G–J = 200 µm; A–6, F = 500 µm.	FIGURE 15. Tridentata borneensis (Billard, 1925a). A–D. Internodes from proximal (A, B), middle (C) and distal (D) parts of caulus. E. Basal hinge joint. F. Fertile stem. G, H. Pairs of hydrothecae seen frontally. I, J. Hydrothecae seen laterally (I) and apically (J), note sculpture of the wall. K, L. Details of a hydrotheca, showing adaxial, arched ridge. From specimens: H.L. 709 (A, C–E, G, K), MSNMCoe370 (B, F, H–J, L). Scale bars: K, L = 100 µm; E, G–J = 200 µm; A–6, F = 500 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFDCFFA1FF1DFADB2BC4FA23.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10870310/files/figure.png	https://doi.org/10.5281/zenodo.10870310	FIGURE 18. A–C. Tridentata borneensis (Billard, 1925a): pairs of hydrothecae seen frontally (A, MNHN H.L. 709), apically (B, MSNMCoe370) and laterally (C, MSNMCoe370). D–H. Dynamena maldivensis (Borradaile, 1905), comb. nov.: portion of stem (D, NHM 23.2.15.47) and hydrothecae (E, NHM 23.2.15.46), and comparison with counterparts (F, G, respectively) of Pasythea heterodonta Jarvis, 1922 [NHM 23.2.15.225, modified after Vervoort & Vasseur (1977: figs 17A & C)], and material from the Marquesas (H, MNHN-IK-2012-16518). I–J. Amphisbetia distans (Lamouroux, 1816): hydrothecae of Tr. occulta Stechow, 1926 (I, ZSM 20041646) compared to counterparts from Martinican specimen of A. distans [J, MHNG-INVE-91120, modified after Galea & Ferry (2015: fig. 6B, as Sertularia distans)]. K. Hydrothecae of Tr. tongensis (Stechow, 1919b) (ZSM 20041550). L, M. Tridentata turbinata (Lamouroux, 1816): hydrothecae of Tr. westindica Stechow, 1919a (L), compared to counterparts of Tr. turbinata in material from Les Saintes (M, HRG-0342). Scale bars: A–C, E, G–M = 200 µm; D, F = 500 µm.	FIGURE 18. A–C. Tridentata borneensis (Billard, 1925a): pairs of hydrothecae seen frontally (A, MNHN H.L. 709), apically (B, MSNMCoe370) and laterally (C, MSNMCoe370). D–H. Dynamena maldivensis (Borradaile, 1905), comb. nov.: portion of stem (D, NHM 23.2.15.47) and hydrothecae (E, NHM 23.2.15.46), and comparison with counterparts (F, G, respectively) of Pasythea heterodonta Jarvis, 1922 [NHM 23.2.15.225, modified after Vervoort & Vasseur (1977: figs 17A & C)], and material from the Marquesas (H, MNHN-IK-2012-16518). I–J. Amphisbetia distans (Lamouroux, 1816): hydrothecae of Tr. occulta Stechow, 1926 (I, ZSM 20041646) compared to counterparts from Martinican specimen of A. distans [J, MHNG-INVE-91120, modified after Galea & Ferry (2015: fig. 6B, as Sertularia distans)]. K. Hydrothecae of Tr. tongensis (Stechow, 1919b) (ZSM 20041550). L, M. Tridentata turbinata (Lamouroux, 1816): hydrothecae of Tr. westindica Stechow, 1919a (L), compared to counterparts of Tr. turbinata in material from Les Saintes (M, HRG-0342). Scale bars: A–C, E, G–M = 200 µm; D, F = 500 µm.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFDCFFA1FF1DFADB2BC4FA23.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842990/files/figure.png	https://doi.org/10.5281/zenodo.10842990	FIGURE 28. Phylogenetic hypothesis of the family Sertulariidae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 28. Phylogenetic hypothesis of the family Sertulariidae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFDCFFA1FF1DFADB2BC4FA23.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842966/files/figure.png	https://doi.org/10.5281/zenodo.10842966	FIGURE 16. Type materials of some poorly-known nominal species of sertulariids.A, B. Thuiaria maldivensis Borradaile, 1905: stems (A), internode and pairs of hydrothecae (B). C. Tridentata occulta Stechow, 1926: internodes and pairs of hydrothecae. D, E. Sertularia tongensis Stechow, 1919b: stems (D), internode with pair of hydrothecae (E). F, G. Tridentata westinidica Stechow, 1919a: stems (F), internode with pair of hydrothecae (G). From materials: NMH 23.2.15.46 (A, left; D), NHM 23.2.15.47 (A, right), ZSM 20041546 (C), ZSM 20041550 (D, D), ZSM 20050705 (F), ZSM 20050706 (G). Scale bars: B, C, E, G = 200 µm; A, D, F = 1 mm. Photomicrographs by B. Ruthensteiner.	FIGURE 16. Type materials of some poorly-known nominal species of sertulariids.A, B. Thuiaria maldivensis Borradaile, 1905: stems (A), internode and pairs of hydrothecae (B). C. Tridentata occulta Stechow, 1926: internodes and pairs of hydrothecae. D, E. Sertularia tongensis Stechow, 1919b: stems (D), internode with pair of hydrothecae (E). F, G. Tridentata westinidica Stechow, 1919a: stems (F), internode with pair of hydrothecae (G). From materials: NMH 23.2.15.46 (A, left; D), NHM 23.2.15.47 (A, right), ZSM 20041546 (C), ZSM 20041550 (D, D), ZSM 20050705 (F), ZSM 20050706 (G). Scale bars: B, C, E, G = 200 µm; A, D, F = 1 mm. Photomicrographs by B. Ruthensteiner.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFDCFFA1FF1DFADB2BC4FA23.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842968/files/figure.png	https://doi.org/10.5281/zenodo.10842968	FIGURE 17. Type materials of some poorly-known nominal species of sertulariids. A. Thuiaria maldivensis Borradaile, 1905: pair of hydrothecae (NHM 23.2.15.47).B. Tridentata occulta Stechow, 1926: pair of hydrothecae (ZSM 20041646). C. Sertularia tongensis Stechow, 1919b: pair of hydrothecae (ZSM 20041550). D, E. Tridentata westinidica Stechow, 1919a: stems (D), pair of hydrothecae (E) (both from sample ZSM 20050706). Scale bars: A–C, E = 100 µm; D = 1 mm. Photomicrographs by B. Ruthensteiner.	FIGURE 17. Type materials of some poorly-known nominal species of sertulariids. A. Thuiaria maldivensis Borradaile, 1905: pair of hydrothecae (NHM 23.2.15.47).B. Tridentata occulta Stechow, 1926: pair of hydrothecae (ZSM 20041646). C. Sertularia tongensis Stechow, 1919b: pair of hydrothecae (ZSM 20041550). D, E. Tridentata westinidica Stechow, 1919a: stems (D), pair of hydrothecae (E) (both from sample ZSM 20050706). Scale bars: A–C, E = 100 µm; D = 1 mm. Photomicrographs by B. Ruthensteiner.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFD4FFA3FF1DF96D2D94FDF3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842970/files/figure.png	https://doi.org/10.5281/zenodo.10842970	FIGURE 19. Antennella flava, sp. nov. Holotype colony in situ (A), shortly after collection (B), and detail showing zooxanthellae and vacuolar inclusions in the coenosarc (B, insert).	FIGURE 19. Antennella flava, sp. nov. Holotype colony in situ (A), shortly after collection (B), and detail showing zooxanthellae and vacuolar inclusions in the coenosarc (B, insert).	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFD4FFA3FF1DF96D2D94FDF3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842972/files/figure.png	https://doi.org/10.5281/zenodo.10842972	FIGURE 20. Antennella flava, sp. nov. Portions of stems in lateral (A, B) and frontal (C) views. Stem (D), mesial (E), lateral and axillar (F) nematothecae. Female (G) and male (H) gonothecae. Cnidome (I). From samples MSNMCoe371 (A, G, H), MSNMCoe372 (B–F). Scale bars: 10 µm = I; 200 µm = A–H.	FIGURE 20. Antennella flava, sp. nov. Portions of stems in lateral (A, B) and frontal (C) views. Stem (D), mesial (E), lateral and axillar (F) nematothecae. Female (G) and male (H) gonothecae. Cnidome (I). From samples MSNMCoe371 (A, G, H), MSNMCoe372 (B–F). Scale bars: 10 µm = I; 200 µm = A–H.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFD4FFA3FF1DF96D2D94FDF3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842998/files/figure.png	https://doi.org/10.5281/zenodo.10842998	FIGURE 32. Phylogenetic hypothesis of the family Halopterididae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2021: 341), Antennella varians (Billard, 1911b) MF784528 should be correctly regarded as A. billardi Galea (in Galea et al.), 2021. Sequences MF784526 and MF784531, identified in GenBank as Halopteris sibogae (Billard, 1913) (Galea et al. 2018: fig. 9), should bear the recently-introduced taxon name, H. longibrachia Calder & Faucci, 2021.	FIGURE 32. Phylogenetic hypothesis of the family Halopterididae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2021: 341), Antennella varians (Billard, 1911b) MF784528 should be correctly regarded as A. billardi Galea (in Galea et al.), 2021. Sequences MF784526 and MF784531, identified in GenBank as Halopteris sibogae (Billard, 1913) (Galea et al. 2018: fig. 9), should bear the recently-introduced taxon name, H. longibrachia Calder & Faucci, 2021.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFD1FFA5FF1DF9152C1CFE3F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842974/files/figure.png	https://doi.org/10.5281/zenodo.10842974	FIGURE 21. Macrorhynchia fallax, sp. nov., in situ. Photo in B taken by W. Wisnawa.	FIGURE 21. Macrorhynchia fallax, sp. nov., in situ. Photo in B taken by W. Wisnawa.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFD1FFA5FF1DF9152C1CFE3F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842976/files/figure.png	https://doi.org/10.5281/zenodo.10842976	FIGURE 22. Macrorhynchia fallax, sp. nov. Stem portion (A) compared to its equivalent from M. philippina Kirchenpauer, 1872 (B). Stem internode in lateral (C) and frontal (D) aspects. Hydrothecae from various colonies in lateral (E–G), frontal (H) and apical (I) views, compared to their equivalents from M. philippina seen laterally (J–N). From samples: HRG-1784 (A, C–E, H, I), HRG-1785 (F), HRG-1783 (G), HRG-1768 (B, J, K), HRG-0817 (L), HRG-0191 (M), HRG-1480 (N). Scale bars: 200 µm = C–N; 500 µm = A, B.	FIGURE 22. Macrorhynchia fallax, sp. nov. Stem portion (A) compared to its equivalent from M. philippina Kirchenpauer, 1872 (B). Stem internode in lateral (C) and frontal (D) aspects. Hydrothecae from various colonies in lateral (E–G), frontal (H) and apical (I) views, compared to their equivalents from M. philippina seen laterally (J–N). From samples: HRG-1784 (A, C–E, H, I), HRG-1785 (F), HRG-1783 (G), HRG-1768 (B, J, K), HRG-0817 (L), HRG-0191 (M), HRG-1480 (N). Scale bars: 200 µm = C–N; 500 µm = A, B.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFD1FFA5FF1DF9152C1CFE3F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10843002/files/figure.png	https://doi.org/10.5281/zenodo.10843002	FIGURE 34. Phylogenetic hypothesis of the family Aglaopheniidae based on the COI region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 34. Phylogenetic hypothesis of the family Aglaopheniidae based on the COI region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE9FF9CFF1DFA902CFBF9CF.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842980/files/figure.png	https://doi.org/10.5281/zenodo.10842980	FIGURE 24. Phylogenetic hypotheses of the families Tubulariidae (A), Cladocorynidae (B) and Sphaerocorynidae (C) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 24. Phylogenetic hypotheses of the families Tubulariidae (A), Cladocorynidae (B) and Sphaerocorynidae (C) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE9FF9CFF1DFDA02E07FAB7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842978/files/figure.png	https://doi.org/10.5281/zenodo.10842978	FIGURE 23. Phylogenetic hypotheses of the genus Corymorpha based on the combined 16S, 18S and 28S rRNA dataset (A), and on the COI region (B). Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 23. Phylogenetic hypotheses of the genus Corymorpha based on the combined 16S, 18S and 28S rRNA dataset (A), and on the COI region (B). Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE9FF9CFF1DF9582B63F8BB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842980/files/figure.png	https://doi.org/10.5281/zenodo.10842980	FIGURE 24. Phylogenetic hypotheses of the families Tubulariidae (A), Cladocorynidae (B) and Sphaerocorynidae (C) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 24. Phylogenetic hypotheses of the families Tubulariidae (A), Cladocorynidae (B) and Sphaerocorynidae (C) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE9FF9CFF1DF88C2AF3F867.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842980/files/figure.png	https://doi.org/10.5281/zenodo.10842980	FIGURE 24. Phylogenetic hypotheses of the families Tubulariidae (A), Cladocorynidae (B) and Sphaerocorynidae (C) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 24. Phylogenetic hypotheses of the families Tubulariidae (A), Cladocorynidae (B) and Sphaerocorynidae (C) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE8FF9DFF1DFE732E80FDC9.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842982/files/figure.png	https://doi.org/10.5281/zenodo.10842982	FIGURE 25. Phylogenetic hypotheses of the genus Corydendrium (A) and the family Eudendriidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 25. Phylogenetic hypotheses of the genus Corydendrium (A) and the family Eudendriidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE8FF9DFF1DFF682CA9FEA9.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842982/files/figure.png	https://doi.org/10.5281/zenodo.10842982	FIGURE 25. Phylogenetic hypotheses of the genus Corydendrium (A) and the family Eudendriidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 25. Phylogenetic hypotheses of the genus Corydendrium (A) and the family Eudendriidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFEAFF9FFF1DF9DF2A3AF97C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842984/files/figure.png	https://doi.org/10.5281/zenodo.10842984	FIGURE 26. Phylogenetic hypotheses of the families Hebellidae (A) and Syntheciidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 26. Phylogenetic hypotheses of the families Hebellidae (A) and Syntheciidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFEAFF9FFF1DF8BF2FAAF878.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842984/files/figure.png	https://doi.org/10.5281/zenodo.10842984	FIGURE 26. Phylogenetic hypotheses of the families Hebellidae (A) and Syntheciidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 26. Phylogenetic hypotheses of the families Hebellidae (A) and Syntheciidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE5FF91FF1DFBAA2D26FE67.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842986/files/figure.png	https://doi.org/10.5281/zenodo.10842986	FIGURE 27. Phylogenetic hypotheses of the families Thyroscyphidae (A) and Sertularellidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2017: 263) and Galea & Schuchert (2019: 2), Sertularella sanmatiasensis El Beshbeeshy, 2011 FN424141 should be correctly regarded as S. antarctica Hartlaub, 1901.	FIGURE 27. Phylogenetic hypotheses of the families Thyroscyphidae (A) and Sertularellidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2017: 263) and Galea & Schuchert (2019: 2), Sertularella sanmatiasensis El Beshbeeshy, 2011 FN424141 should be correctly regarded as S. antarctica Hartlaub, 1901.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE4FF91FF1DFDB82BE5FD63.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842986/files/figure.png	https://doi.org/10.5281/zenodo.10842986	FIGURE 27. Phylogenetic hypotheses of the families Thyroscyphidae (A) and Sertularellidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2017: 263) and Galea & Schuchert (2019: 2), Sertularella sanmatiasensis El Beshbeeshy, 2011 FN424141 should be correctly regarded as S. antarctica Hartlaub, 1901.	FIGURE 27. Phylogenetic hypotheses of the families Thyroscyphidae (A) and Sertularellidae (B) based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2017: 263) and Galea & Schuchert (2019: 2), Sertularella sanmatiasensis El Beshbeeshy, 2011 FN424141 should be correctly regarded as S. antarctica Hartlaub, 1901.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE4FF91FF1DFCBC2B96FAC7.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842990/files/figure.png	https://doi.org/10.5281/zenodo.10842990	FIGURE 28. Phylogenetic hypothesis of the family Sertulariidae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 28. Phylogenetic hypothesis of the family Sertulariidae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE4FF91FF1DFA582A20F82B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842992/files/figure.png	https://doi.org/10.5281/zenodo.10842992	FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE1FF96FF1DFF682C5CFD17.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842994/files/figure.png	https://doi.org/10.5281/zenodo.10842994	FIGURE 30. Phylogenetic hypothesis of the genus Nemalecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 30. Phylogenetic hypothesis of the genus Nemalecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE3FF96FF1DFD2C2D24FB9F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842996/files/figure.png	https://doi.org/10.5281/zenodo.10842996	FIGURE 31. Phylogenetic hypotheses of the family Plumulariidae based on the combined 16S, 18S and 28S rRNA dataset (A), and on COI region (B). Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Schuchert (2014: 2), Plumularia cf. lagenifera Allman, 1885 FJ550491 should be correctly regarded as P. gaimardi (Lamouroux, 1824).	FIGURE 31. Phylogenetic hypotheses of the family Plumulariidae based on the combined 16S, 18S and 28S rRNA dataset (A), and on COI region (B). Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Schuchert (2014: 2), Plumularia cf. lagenifera Allman, 1885 FJ550491 should be correctly regarded as P. gaimardi (Lamouroux, 1824).	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE3FF96FF1DFBA02B25F916.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10842998/files/figure.png	https://doi.org/10.5281/zenodo.10842998	FIGURE 32. Phylogenetic hypothesis of the family Halopterididae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2021: 341), Antennella varians (Billard, 1911b) MF784528 should be correctly regarded as A. billardi Galea (in Galea et al.), 2021. Sequences MF784526 and MF784531, identified in GenBank as Halopteris sibogae (Billard, 1913) (Galea et al. 2018: fig. 9), should bear the recently-introduced taxon name, H. longibrachia Calder & Faucci, 2021.	FIGURE 32. Phylogenetic hypothesis of the family Halopterididae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively. N.B.: According to Galea et al. (2021: 341), Antennella varians (Billard, 1911b) MF784528 should be correctly regarded as A. billardi Galea (in Galea et al.), 2021. Sequences MF784526 and MF784531, identified in GenBank as Halopteris sibogae (Billard, 1913) (Galea et al. 2018: fig. 9), should bear the recently-introduced taxon name, H. longibrachia Calder & Faucci, 2021.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE3FF97FF1DF9292B10FE67.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10843000/files/figure.png	https://doi.org/10.5281/zenodo.10843000	FIGURE 33. Phylogenetic hypothesis of the family Aglaopheniidae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 33. Phylogenetic hypothesis of the family Aglaopheniidae based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFE3FF97FF1DF9292B10FE67.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10843002/files/figure.png	https://doi.org/10.5281/zenodo.10843002	FIGURE 34. Phylogenetic hypothesis of the family Aglaopheniidae based on the COI region. Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 34. Phylogenetic hypothesis of the family Aglaopheniidae based on the COI region. Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
03A5566CFFFCFF89FF1DFB302AEFF9E4.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/10843004/files/figure.png	https://doi.org/10.5281/zenodo.10843004	FIGURE 35. Phylogenetic hypotheses of the family Obeliidae based on the combined 16S, 18S, and 28S rRNA dataset (A), and Clytia linearis based on the 16S rRNA region (B). Numbers at nodes represent BPP and MLBS, respectively.	FIGURE 35. Phylogenetic hypotheses of the family Obeliidae based on the combined 16S, 18S, and 28S rRNA dataset (A), and Clytia linearis based on the 16S rRNA region (B). Numbers at nodes represent BPP and MLBS, respectively.	2024-03-20	Galea, Horia R.;Maggioni, Davide		Zenodo	biologists	Galea, Horia R.;Maggioni, Davide			
