taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
03C187F2FFFAFFB5FF5D841CC06AFE62.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/3228066/files/figure.png	https://doi.org/10.5281/zenodo.3228066	FIGURE 1. F. leucas from life (a–c, g) and after silver staining (d–f). Ventral-lateral view (a–c). Infraciliatures of the ventral (d), dorsal (e) and buccal (f) areas. Part of pellicle, to show extrusomes (g). Abbreviations:AL: argentophilic line; C: Cilia; CC: collecting canal; CV: contractile vacuole; D: diatom; E: extrusome; EP: excretory pore; FA: filamentous algae; FV: food vacuole; Ma: macronucleus; Mi: micronucleus; OA: oral apparatus; P1-P3: peniculi 1, 2, and 3; PK: postoral kineties (arrowheads in f); PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; VK1-3: vestibular kineties 1, 2, and 3. Scale bar = 150 µm.	FIGURE 1. F. leucas from life (a–c, g) and after silver staining (d–f). Ventral-lateral view (a–c). Infraciliatures of the ventral (d), dorsal (e) and buccal (f) areas. Part of pellicle, to show extrusomes (g). Abbreviations:AL: argentophilic line; C: Cilia; CC: collecting canal; CV: contractile vacuole; D: diatom; E: extrusome; EP: excretory pore; FA: filamentous algae; FV: food vacuole; Ma: macronucleus; Mi: micronucleus; OA: oral apparatus; P1-P3: peniculi 1, 2, and 3; PK: postoral kineties (arrowheads in f); PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; VK1-3: vestibular kineties 1, 2, and 3. Scale bar = 150 µm.	2019-05-24	Kizildag, Sibel;Yildiz, Ismail		Zenodo	biologists	Kizildag, Sibel;Yildiz, Ismail			
03C187F2FFFAFFB5FF5D841CC06AFE62.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/3228068/files/figure.png	https://doi.org/10.5281/zenodo.3228068	FIGURE 2. F. leucas from life (a–g) and after silver staining (h–k). Cytoplasm and contractile vacuole views in typical F. leucas (a–g). Ventral (h) and dorsal (i) views of the infraciliature and nuclear apparatus.Argyrome (j). Detailed structures of buccal region (k). Abbreviations: CC: collecting canal; CV: contractile vacuole; D: diatom; EP: excretory pore; FA: filamentous algae; FV: food vacuole; Ma: macronucleus; OA: oral apparatus; P1-P3: peniculi 1, 2, and 3; PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; VK1-3: vestibular kineties 1, 2, and 3. Scale bar = 120 µm.	FIGURE 2. F. leucas from life (a–g) and after silver staining (h–k). Cytoplasm and contractile vacuole views in typical F. leucas (a–g). Ventral (h) and dorsal (i) views of the infraciliature and nuclear apparatus.Argyrome (j). Detailed structures of buccal region (k). Abbreviations: CC: collecting canal; CV: contractile vacuole; D: diatom; EP: excretory pore; FA: filamentous algae; FV: food vacuole; Ma: macronucleus; OA: oral apparatus; P1-P3: peniculi 1, 2, and 3; PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; VK1-3: vestibular kineties 1, 2, and 3. Scale bar = 120 µm.	2019-05-24	Kizildag, Sibel;Yildiz, Ismail		Zenodo	biologists	Kizildag, Sibel;Yildiz, Ismail			
03C187F2FFFEFFBCFF5D85F4C658FD51.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/3228072/files/figure.png	https://doi.org/10.5281/zenodo.3228072	FIGURE 5. F. angusta angusta from live material (a–c, g) and after silver staining (d–f). Ventral-lateral view (a–c). Infraciliatures of the ventral (d), dorsal (e) and buccal (f) areas. Part of a pellicle, to show extrusomes (g). Abbreviations: AL: argentophilic line; C: Cilia; CV: contractile vacuole; D: diatom; E: extrusome; EP: excretory pore; Ma: macronucleus; Mi: micronucleus; OA: oral apparatus; P1–P3: peniculi 1, 2, and 3; PK: postoral kineties (arrowheads in f); PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; Cyp: cytopyge; VK1–3: vestibular kineties 1, 2, and 3. Arrowheads mark postoral kineties. Scale bar = 70 µm.	FIGURE 5. F. angusta angusta from live material (a–c, g) and after silver staining (d–f). Ventral-lateral view (a–c). Infraciliatures of the ventral (d), dorsal (e) and buccal (f) areas. Part of a pellicle, to show extrusomes (g). Abbreviations: AL: argentophilic line; C: Cilia; CV: contractile vacuole; D: diatom; E: extrusome; EP: excretory pore; Ma: macronucleus; Mi: micronucleus; OA: oral apparatus; P1–P3: peniculi 1, 2, and 3; PK: postoral kineties (arrowheads in f); PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; Cyp: cytopyge; VK1–3: vestibular kineties 1, 2, and 3. Arrowheads mark postoral kineties. Scale bar = 70 µm.	2019-05-24	Kizildag, Sibel;Yildiz, Ismail		Zenodo	biologists	Kizildag, Sibel;Yildiz, Ismail			
03C187F2FFFEFFBCFF5D85F4C658FD51.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/3228074/files/figure.png	https://doi.org/10.5281/zenodo.3228074	FIGURE 6. F. angusta angusta from live material (a–d) and after silver staining (e–i). Ventral views (e). Silver nitrate staining (f). Silver carbonate staining. Dorsal view (g). Silver nitrate staining of the somatic ciliature and oral ciliature (h). View of an argyrome part (i). Abbreviations: CV: contractile vacuole; D: diatom; E: extrusome; EP: excretory pore; FA: filamentous algae; Ma: macronucleus; Mi: micronucleus; OA: oral apparatus; P1–P3: peniculi 1, 2, and 3; PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; VK1–3: vestibular kineties 1, 2, and 3. Scale bar = 60 µm.	FIGURE 6. F. angusta angusta from live material (a–d) and after silver staining (e–i). Ventral views (e). Silver nitrate staining (f). Silver carbonate staining. Dorsal view (g). Silver nitrate staining of the somatic ciliature and oral ciliature (h). View of an argyrome part (i). Abbreviations: CV: contractile vacuole; D: diatom; E: extrusome; EP: excretory pore; FA: filamentous algae; Ma: macronucleus; Mi: micronucleus; OA: oral apparatus; P1–P3: peniculi 1, 2, and 3; PM: paroral membrane; PoS: postoral suture; PrS: preoral suture; VK1–3: vestibular kineties 1, 2, and 3. Scale bar = 60 µm.	2019-05-24	Kizildag, Sibel;Yildiz, Ismail		Zenodo	biologists	Kizildag, Sibel;Yildiz, Ismail			
03C187F2FFFEFFBCFF5D85F4C658FD51.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/3228078/files/figure.png	https://doi.org/10.5281/zenodo.3228078	FIGURE 9. BI and ML analyses based on SSU rDNA gene sequences. The sequences of Frontonia populations in study are indicated in bold. Numbers at the nodes indicate the BI posterior probability and the ML bootstrap values (BI/ML). Nodes that were fully supported (100% ML, 1.00 BI) are represented by solid circles. A dash indicates a value less than 0.50 (BI) or 50% (ML). Bar, 8 substitutions per 100 nucleotide positions.	FIGURE 9. BI and ML analyses based on SSU rDNA gene sequences. The sequences of Frontonia populations in study are indicated in bold. Numbers at the nodes indicate the BI posterior probability and the ML bootstrap values (BI/ML). Nodes that were fully supported (100% ML, 1.00 BI) are represented by solid circles. A dash indicates a value less than 0.50 (BI) or 50% (ML). Bar, 8 substitutions per 100 nucleotide positions.	2019-05-24	Kizildag, Sibel;Yildiz, Ismail		Zenodo	biologists	Kizildag, Sibel;Yildiz, Ismail			
