taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
C4255B094E3AFFE6FF551A9AFD86FD82.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612570/files/figure.png	https://doi.org/10.5281/zenodo.2612570	FIGURE 3. Morphological characters of Eucidaris tribuloides (UFPB/ECH.1902). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Valve of tridentate pedicellariae; (E) Spicules of tube feet; (F) Valve of globiferous pedicellariae; (G) Aboral view of naked test; (H) Oral view of naked test; (I) Tube foot ossicle; (J) Detail of apical system; (K) Detail of peristome; (L) Ambulacral plates; (M) Interambulacral plates.	FIGURE 3. Morphological characters of Eucidaris tribuloides (UFPB/ECH.1902). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Valve of tridentate pedicellariae; (E) Spicules of tube feet; (F) Valve of globiferous pedicellariae; (G) Aboral view of naked test; (H) Oral view of naked test; (I) Tube foot ossicle; (J) Detail of apical system; (K) Detail of peristome; (L) Ambulacral plates; (M) Interambulacral plates.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E3AFFE6FF551A9AFD86FD82.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612606/files/figure.png	https://doi.org/10.5281/zenodo.2612606	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E38FFE1FF551857FBF6FC76.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612572/files/figure.png	https://doi.org/10.5281/zenodo.2612572	FIGURE 4. Morphological characters of Phormosoma placenta (EqMN2341). (A) Aboral view. (B) Detail of apical system; (C) Oral view; (D) Peristome; (E) Ambulacral plates; (F) Interambulacral plates; (G) Valve of tridentate pedicellariae.	FIGURE 4. Morphological characters of Phormosoma placenta (EqMN2341). (A) Aboral view. (B) Detail of apical system; (C) Oral view; (D) Peristome; (E) Ambulacral plates; (F) Interambulacral plates; (G) Valve of tridentate pedicellariae.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E3EFFE3FF551D23FD95FA91.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612604/files/figure.png	https://doi.org/10.5281/zenodo.2612604	FIGURE 18. Some common echinoids from northeastern Brazil in their natural habitat. (A) Eucidaris tribuloides on coral reef; (B) Diadema ascensionis on barrier reef; (C) Echinometra lucunter on rhodolith bed; (D) Lytechinus variegatus near seagrass; (E) Tripneustes ventricosus on coral patch; (F-H) Mellita aff. quinquiesperforata, Leodia sexiesperforata and Encope emarginata, respectively, on muddy bottom of sandy beach near hypersaline mangroves.	FIGURE 18. Some common echinoids from northeastern Brazil in their natural habitat. (A) Eucidaris tribuloides on coral reef; (B) Diadema ascensionis on barrier reef; (C) Echinometra lucunter on rhodolith bed; (D) Lytechinus variegatus near seagrass; (E) Tripneustes ventricosus on coral patch; (F-H) Mellita aff. quinquiesperforata, Leodia sexiesperforata and Encope emarginata, respectively, on muddy bottom of sandy beach near hypersaline mangroves.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E22FFFFFF551999FC17FD16.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612574/files/figure.png	https://doi.org/10.5281/zenodo.2612574	FIGURE 5. Morphological characters of Plesiodiadema antillarum (UFPB/ECH.2293). (A–G) and Cassidulus infidus (H–I). (A) Aboral view; (B) Oral view, arrow showing buccal plate; (C) Lateral view; (D–G) Illustrations of pedicellariae of P. antillarum from Mortensen (1904); (D) Valve of large form ophicephalous pedicellariae; (E) Valve of small form ophicephalous pedicellariae; (F) Valve of triphyllous pedicellariae; (G) Valve of tridentate pedicellariae; (H) Aboral view; (I) Oral view.	FIGURE 5. Morphological characters of Plesiodiadema antillarum (UFPB/ECH.2293). (A–G) and Cassidulus infidus (H–I). (A) Aboral view; (B) Oral view, arrow showing buccal plate; (C) Lateral view; (D–G) Illustrations of pedicellariae of P. antillarum from Mortensen (1904); (D) Valve of large form ophicephalous pedicellariae; (E) Valve of small form ophicephalous pedicellariae; (F) Valve of triphyllous pedicellariae; (G) Valve of tridentate pedicellariae; (H) Aboral view; (I) Oral view.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E21FFF9FF5518FBFDC9F861.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612576/files/figure.png	https://doi.org/10.5281/zenodo.2612576	FIGURE 6. Morphological characters of Echinometra lucunter (UFPB/ECH.33, UFPB/ECH.1514). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Tube foot ossicle; (H) Spicules of the tube feet; (I) Aboral view of naked test; (J) Oral view of naked test; (K) Apical system; (L) Ambulacral plates; (M) Interambulacral plates.	FIGURE 6. Morphological characters of Echinometra lucunter (UFPB/ECH.33, UFPB/ECH.1514). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Tube foot ossicle; (H) Spicules of the tube feet; (I) Aboral view of naked test; (J) Oral view of naked test; (K) Apical system; (L) Ambulacral plates; (M) Interambulacral plates.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E21FFF9FF5518FBFDC9F861.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612606/files/figure.png	https://doi.org/10.5281/zenodo.2612606	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E24FFF4FF551A15FCBDFE6E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612578/files/figure.png	https://doi.org/10.5281/zenodo.2612578	FIGURE 7. Morphological characters of Lytechinus variegatus (UFPB/ECH.32). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) Spicules of the tube feet; (I) Aboral view of naked test; (J) Oral view of naked test; (K) Tube foot ossicle; (L) Detail of the apical system; (M) Peristome; (N) Ambulacral plates; (O) Interambulacral plates.	FIGURE 7. Morphological characters of Lytechinus variegatus (UFPB/ECH.32). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) Spicules of the tube feet; (I) Aboral view of naked test; (J) Oral view of naked test; (K) Tube foot ossicle; (L) Detail of the apical system; (M) Peristome; (N) Ambulacral plates; (O) Interambulacral plates.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E24FFF4FF551A15FCBDFE6E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612606/files/figure.png	https://doi.org/10.5281/zenodo.2612606	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E2AFFF7FF55195EFDADFB7B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612580/files/figure.png	https://doi.org/10.5281/zenodo.2612580	FIGURE 8. Morphological characters of Tripneustes ventricosus (UFPB/ECH.1722). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) C-shaped spicules of tube feet; (I) Tube foot ossicle; (J) Aboral view of naked test; (L)) Detail of the apical system; (M) Ambulacral plates; (N) Interambulacral plates.	FIGURE 8. Morphological characters of Tripneustes ventricosus (UFPB/ECH.1722). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) C-shaped spicules of tube feet; (I) Tube foot ossicle; (J) Aboral view of naked test; (L)) Detail of the apical system; (M) Ambulacral plates; (N) Interambulacral plates.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E29FFF6FF551EDFFBC8F9D4.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612582/files/figure.png	https://doi.org/10.5281/zenodo.2612582	FIGURE 9. Morphological characters of Echinoneus cyclostomus (UFPB/ECH.1973) (A–D) and Schizaster floridiensis (UFRJ, without voucher) (E–L). (A) Aboral view; (B) Apical system; (C) Oral view; (D) Lateral view; (E) Aboral view; (F) Oral view; (G) Lateral view; (H–L) Illustrations of pedicellariae of S. floridiensis provided by Chesher (1966); (H) Rostrate pedicellariae; (I) Valve of tridentate pedicellariae; (J) Valve of globiferous pedicellariae; (K) Globiferous pedicellariae.	FIGURE 9. Morphological characters of Echinoneus cyclostomus (UFPB/ECH.1973) (A–D) and Schizaster floridiensis (UFRJ, without voucher) (E–L). (A) Aboral view; (B) Apical system; (C) Oral view; (D) Lateral view; (E) Aboral view; (F) Oral view; (G) Lateral view; (H–L) Illustrations of pedicellariae of S. floridiensis provided by Chesher (1966); (H) Rostrate pedicellariae; (I) Valve of tridentate pedicellariae; (J) Valve of globiferous pedicellariae; (K) Globiferous pedicellariae.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E28FFF1FF551CBAFD13F985.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612574/files/figure.png	https://doi.org/10.5281/zenodo.2612574	FIGURE 5. Morphological characters of Plesiodiadema antillarum (UFPB/ECH.2293). (A–G) and Cassidulus infidus (H–I). (A) Aboral view; (B) Oral view, arrow showing buccal plate; (C) Lateral view; (D–G) Illustrations of pedicellariae of P. antillarum from Mortensen (1904); (D) Valve of large form ophicephalous pedicellariae; (E) Valve of small form ophicephalous pedicellariae; (F) Valve of triphyllous pedicellariae; (G) Valve of tridentate pedicellariae; (H) Aboral view; (I) Oral view.	FIGURE 5. Morphological characters of Plesiodiadema antillarum (UFPB/ECH.2293). (A–G) and Cassidulus infidus (H–I). (A) Aboral view; (B) Oral view, arrow showing buccal plate; (C) Lateral view; (D–G) Illustrations of pedicellariae of P. antillarum from Mortensen (1904); (D) Valve of large form ophicephalous pedicellariae; (E) Valve of small form ophicephalous pedicellariae; (F) Valve of triphyllous pedicellariae; (G) Valve of tridentate pedicellariae; (H) Aboral view; (I) Oral view.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E2FFFF0FF551C69FA13F85B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612584/files/figure.png	https://doi.org/10.5281/zenodo.2612584	FIGURE 10. Morphological characters of Clypeaster subdepressus (UFBA00072). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Aboral view of naked test; (E) Oral view of naked test; (F) Madreporic plate; (G) Peristome and basicoronal plates; (H) Valve of ophicephalous pedicellariae.	FIGURE 10. Morphological characters of Clypeaster subdepressus (UFBA00072). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Aboral view of naked test; (E) Oral view of naked test; (F) Madreporic plate; (G) Peristome and basicoronal plates; (H) Valve of ophicephalous pedicellariae.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E11FFCEFF551A15FF7CFCC1.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612586/files/figure.png	https://doi.org/10.5281/zenodo.2612586	FIGURE 11. Morphological characters of Echinocyamus grandiporus (UFPB/ECH.1974). (A) Aboral view; (B) Oral view; (C) Aboral view of naked test; (D) Oral view of naked test; (E) Apical disc (F–H) Illustrations of pedicellariae of E. grandiporus provided by Mortensen (1907); (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) Valve of ophicephalous pedicellariae; (I) Lateral view of naked test.	FIGURE 11. Morphological characters of Echinocyamus grandiporus (UFPB/ECH.1974). (A) Aboral view; (B) Oral view; (C) Aboral view of naked test; (D) Oral view of naked test; (E) Apical disc (F–H) Illustrations of pedicellariae of E. grandiporus provided by Mortensen (1907); (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) Valve of ophicephalous pedicellariae; (I) Lateral view of naked test.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E10FFC8FF551F69FB05FDA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612588/files/figure.png	https://doi.org/10.5281/zenodo.2612588	FIGURE 12. Morphological characters of Mellita aff. quinquiesperforata (UFPB/ECH.1015). (A) Aboral view; (B) Oral view; (C) Aboral view of the naked test; (D) Oral view of naked test; (E) Bidentate pedicellariae; (F–G) Valve of bidentate pedicellariae; (H) Detail of spines from aboral surface; (I) Apical system; (J) Spines from ambitus.	FIGURE 12. Morphological characters of Mellita aff. quinquiesperforata (UFPB/ECH.1015). (A) Aboral view; (B) Oral view; (C) Aboral view of the naked test; (D) Oral view of naked test; (E) Bidentate pedicellariae; (F–G) Valve of bidentate pedicellariae; (H) Detail of spines from aboral surface; (I) Apical system; (J) Spines from ambitus.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E10FFC8FF551F69FB05FDA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612606/files/figure.png	https://doi.org/10.5281/zenodo.2612606	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E16FFCAFF551D4AFBB7FE81.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612590/files/figure.png	https://doi.org/10.5281/zenodo.2612590	FIGURE 13. Morphological characters of Leodia sexiesperforata (UFPB/ECH.1013). (A) Aboral view; (B) Oral view, with small bivalve associated with lunule (arrow); (C) Aboral view of naked test; (D) Oral view of naked test; (E) Detail of peristome; (F) Bidentate pedicellariae; (G) Illustration of miliary spine from Mooi (1989); (H) Apical system.	FIGURE 13. Morphological characters of Leodia sexiesperforata (UFPB/ECH.1013). (A) Aboral view; (B) Oral view, with small bivalve associated with lunule (arrow); (C) Aboral view of naked test; (D) Oral view of naked test; (E) Detail of peristome; (F) Bidentate pedicellariae; (G) Illustration of miliary spine from Mooi (1989); (H) Apical system.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E14FFC4FF551ECAFCADFC86.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612594/files/figure.png	https://doi.org/10.5281/zenodo.2612594	FIGURE 14. Morphological characters of Encope emarginata (UFPB/ECH.1907). (A) Aboral view; (B) Oral view; (C) Aboral view of naked test; (D) Oral view of naked test; (E) Bidentate pedicellariae; (F–H) Valve of bidentate pedicellariae; (I) Apical system.	FIGURE 14. Morphological characters of Encope emarginata (UFPB/ECH.1907). (A) Aboral view; (B) Oral view; (C) Aboral view of naked test; (D) Oral view of naked test; (E) Bidentate pedicellariae; (F–H) Valve of bidentate pedicellariae; (I) Apical system.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E14FFC4FF551ECAFCADFC86.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612604/files/figure.png	https://doi.org/10.5281/zenodo.2612604	FIGURE 18. Some common echinoids from northeastern Brazil in their natural habitat. (A) Eucidaris tribuloides on coral reef; (B) Diadema ascensionis on barrier reef; (C) Echinometra lucunter on rhodolith bed; (D) Lytechinus variegatus near seagrass; (E) Tripneustes ventricosus on coral patch; (F-H) Mellita aff. quinquiesperforata, Leodia sexiesperforata and Encope emarginata, respectively, on muddy bottom of sandy beach near hypersaline mangroves.	FIGURE 18. Some common echinoids from northeastern Brazil in their natural habitat. (A) Eucidaris tribuloides on coral reef; (B) Diadema ascensionis on barrier reef; (C) Echinometra lucunter on rhodolith bed; (D) Lytechinus variegatus near seagrass; (E) Tripneustes ventricosus on coral patch; (F-H) Mellita aff. quinquiesperforata, Leodia sexiesperforata and Encope emarginata, respectively, on muddy bottom of sandy beach near hypersaline mangroves.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E14FFC4FF551ECAFCADFC86.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612606/files/figure.png	https://doi.org/10.5281/zenodo.2612606	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	FIGURE 19. Ecological aspects of some echinoids from northeastern Brazil. (A) Eucidaris tribuloides parasitized by eulimid gastropod (arrow); (B) Partial view of coastal reef eroded by Echinometra lucunter; (C) Lytechinus variegatus on coral reef exhibiting covering behaviour at night; (D) Dead specimen of Lytechinus variegatus recently preyed upon (arrow) by juvenile Cassis tuberosa; (E) Dissodactylus crab associated with oral surface of sand dollar Encope emarginata on sandy beach; (F) Diseased specimen of Mellita aff. quinquiesperforata; (G) Dead sand dollars (M. aff. quinquiesperforata) on sandy beach after disease outbreak.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E1AFFC6FF551F61FBEFFE81.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612598/files/figure.png	https://doi.org/10.5281/zenodo.2612598	FIGURE 15. Morphological characters of Moira atropos (MZUSP00280). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Aboral view of naked test; (E) Oral view of naked test; (F) Lateral view of naked test; (G) Posterior view; (H–J) Illustrations of pedicellariae of M. atropos provided by Chesher (1963); (H) Valve of pedicellaria from floor of ambulacrum; (I–J) Valves of pedicellariae from aboral region. ab: aboral surface; or: oral surface.	FIGURE 15. Morphological characters of Moira atropos (MZUSP00280). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Aboral view of naked test; (E) Oral view of naked test; (F) Lateral view of naked test; (G) Posterior view; (H–J) Illustrations of pedicellariae of M. atropos provided by Chesher (1963); (H) Valve of pedicellaria from floor of ambulacrum; (I–J) Valves of pedicellariae from aboral region. ab: aboral surface; or: oral surface.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E18FFC6FF551AEEFBA2F853.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612582/files/figure.png	https://doi.org/10.5281/zenodo.2612582	FIGURE 9. Morphological characters of Echinoneus cyclostomus (UFPB/ECH.1973) (A–D) and Schizaster floridiensis (UFRJ, without voucher) (E–L). (A) Aboral view; (B) Apical system; (C) Oral view; (D) Lateral view; (E) Aboral view; (F) Oral view; (G) Lateral view; (H–L) Illustrations of pedicellariae of S. floridiensis provided by Chesher (1966); (H) Rostrate pedicellariae; (I) Valve of tridentate pedicellariae; (J) Valve of globiferous pedicellariae; (K) Globiferous pedicellariae.	FIGURE 9. Morphological characters of Echinoneus cyclostomus (UFPB/ECH.1973) (A–D) and Schizaster floridiensis (UFRJ, without voucher) (E–L). (A) Aboral view; (B) Apical system; (C) Oral view; (D) Lateral view; (E) Aboral view; (F) Oral view; (G) Lateral view; (H–L) Illustrations of pedicellariae of S. floridiensis provided by Chesher (1966); (H) Rostrate pedicellariae; (I) Valve of tridentate pedicellariae; (J) Valve of globiferous pedicellariae; (K) Globiferous pedicellariae.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E18FFC6FF551AEEFBA2F853.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612580/files/figure.png	https://doi.org/10.5281/zenodo.2612580	FIGURE 8. Morphological characters of Tripneustes ventricosus (UFPB/ECH.1722). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) C-shaped spicules of tube feet; (I) Tube foot ossicle; (J) Aboral view of naked test; (L)) Detail of the apical system; (M) Ambulacral plates; (N) Interambulacral plates.	FIGURE 8. Morphological characters of Tripneustes ventricosus (UFPB/ECH.1722). (A) Aboral view; (B) Oral view; (C–D) Valve of globiferous pedicellariae; (E) Valve of ophicephalous pedicellariae; (F) Valve of tridentate pedicellariae; (G) Valve of triphyllous pedicellariae; (H) C-shaped spicules of tube feet; (I) Tube foot ossicle; (J) Aboral view of naked test; (L)) Detail of the apical system; (M) Ambulacral plates; (N) Interambulacral plates.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E1EFFC0FF551A2DFF74F84B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612600/files/figure.png	https://doi.org/10.5281/zenodo.2612600	FIGURE 16. Morphological characters of Agassizia excentrica (MZUSP, without voucher). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Aboral view of naked test; (E) Oral view of naked test; (F) Lateral view of naked test; (G) Apical system.	FIGURE 16. Morphological characters of Agassizia excentrica (MZUSP, without voucher). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Aboral view of naked test; (E) Oral view of naked test; (F) Lateral view of naked test; (G) Apical system.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
C4255B094E1DFFDDFF551D22FE93FAB3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/2612602/files/figure.png	https://doi.org/10.5281/zenodo.2612602	FIGURE 17. Morphological characters of Plagiobrissus grandis (UFBA00522). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Skeletal rod; (E) Detail of the skeletal rod; (F) Ophicephalous pedicellariae; (G) Triphyllous pedicellariae; (H) Head of triphyllous pedicellariae; (I) Head of ophicephalous pedicellariae; (J) Valve of tridentate pedicellaria; (K) specialized tube foot from the peristomial region.	FIGURE 17. Morphological characters of Plagiobrissus grandis (UFBA00522). (A) Aboral view; (B) Oral view; (C) Lateral view; (D) Skeletal rod; (E) Detail of the skeletal rod; (F) Ophicephalous pedicellariae; (G) Triphyllous pedicellariae; (H) Head of triphyllous pedicellariae; (I) Head of ophicephalous pedicellariae; (J) Valve of tridentate pedicellaria; (K) specialized tube foot from the peristomial region.	2018-12-10	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira		Zenodo	biologists	Gondim, Anne Isabelley;Moura, Rafael Bendayan De;Christoffersen, Martin Lindsey;Dias, Thelma Lúcia Pereira			
