taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
039A87AD4229014C61C7FC13FB0E0BD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482428/files/figure.png	https://doi.org/10.5281/zenodo.19482428	Fig. 2. Afrocymbella pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov., LM (DIC). Valves from the holotype slide BR4859, Lake Edward, Democratic Republic of the Congo. Type represented by L. Valve views showing the size diminution series.	Fig. 2. Afrocymbella pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov., LM (DIC). Valves from the holotype slide BR4859, Lake Edward, Democratic Republic of the Congo. Type represented by L. Valve views showing the size diminution series.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD4229014C61C7FC13FB0E0BD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482430/files/figure.png	https://doi.org/10.5281/zenodo.19482430	Fig. 3. Afrocymbella pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov., type material from sample RMCA P. 65674, Lake Edward, Democratic Republic of the Congo, SEM; external views. A. View of the entire valve. B. Detail of mid-valve showing the dorsally deflected proximal raphe fissures, the small central nodule, and the round stigmoid dorsally positioned. C. Detail of head pole showing dorsally bent terminal raphe fissure, ellipsoidal areolae, and part of a broad girdle band with one row of elongated poroids. D–E. Detail of the foot pole showing broken apical pore field. F. Detail of the foot pole with intact apical pore field with two shorter rows of small poroids, shortened by two poroids (arrow). Scale bars: A = 10 µm; B–F = 1 µm.	Fig. 3. Afrocymbella pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov., type material from sample RMCA P. 65674, Lake Edward, Democratic Republic of the Congo, SEM; external views. A. View of the entire valve. B. Detail of mid-valve showing the dorsally deflected proximal raphe fissures, the small central nodule, and the round stigmoid dorsally positioned. C. Detail of head pole showing dorsally bent terminal raphe fissure, ellipsoidal areolae, and part of a broad girdle band with one row of elongated poroids. D–E. Detail of the foot pole showing broken apical pore field. F. Detail of the foot pole with intact apical pore field with two shorter rows of small poroids, shortened by two poroids (arrow). Scale bars: A = 10 µm; B–F = 1 µm.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD4229014C61C7FC13FB0E0BD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482432/files/figure.png	https://doi.org/10.5281/zenodo.19482432	Fig. 4. Afrocymbella pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov., material from sample RMCA P. 65674, Lake Edward, Democratic Republic of the Congo, SEM. A. Internal view of an entire valve with part of a girdle band bearing a row of elongate poroids.B. Internal detail of the head pole with small helictoglossa at the terminal raphe ending, a small pseudoseptum, and parts of the girdle bands. C. Two valves of the same frustule pushed apart, the epivalve showing an external view with some eroded areolae, a small pseudoseptum (arrow) is visible on the hypovalve. D. Internal detail of mid-valve showing large, transapically elongated narrow furrow of the stigmoid, the complex antler-shaped proximal raphe ends (arrow), and alveoli occluded with vela. Scale bars: A = 10 µm; B–D = 1 µm.	Fig. 4. Afrocymbella pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov., material from sample RMCA P. 65674, Lake Edward, Democratic Republic of the Congo, SEM. A. Internal view of an entire valve with part of a girdle band bearing a row of elongate poroids.B. Internal detail of the head pole with small helictoglossa at the terminal raphe ending, a small pseudoseptum, and parts of the girdle bands. C. Two valves of the same frustule pushed apart, the epivalve showing an external view with some eroded areolae, a small pseudoseptum (arrow) is visible on the hypovalve. D. Internal detail of mid-valve showing large, transapically elongated narrow furrow of the stigmoid, the complex antler-shaped proximal raphe ends (arrow), and alveoli occluded with vela. Scale bars: A = 10 µm; B–D = 1 µm.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD4229014C61C7FC13FB0E0BD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482426/files/figure.png	https://doi.org/10.5281/zenodo.19482426	Fig. 1. Map of the lakes Edward-George system in East Africa, showing the locations where species of Afrocymbella Krammer were recorded. The map includes the distribution of A. pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov. and A. beccarii (Grunow) Krammer based on our observations. The red triangle marks the occurrence ofA. pseudodelphinea sp. nov., recorded at Bugazia on the Congolese shore of Lake Edward, while the orange dot indicates the presence of A. beccarii, identified in fish collected at the mouth of the Kazinga Channel.	Fig. 1. Map of the lakes Edward-George system in East Africa, showing the locations where species of Afrocymbella Krammer were recorded. The map includes the distribution of A. pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov. and A. beccarii (Grunow) Krammer based on our observations. The red triangle marks the occurrence ofA. pseudodelphinea sp. nov., recorded at Bugazia on the Congolese shore of Lake Edward, while the orange dot indicates the presence of A. beccarii, identified in fish collected at the mouth of the Kazinga Channel.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482434/files/figure.png	https://doi.org/10.5281/zenodo.19482434	Fig. 5. Afrocymbella beccarii (Grunow) Krammer, material from sample RMCA 2016.035.P.0266, Lake Edward; LM. Valve views showing the size diminution series.	Fig. 5. Afrocymbella beccarii (Grunow) Krammer, material from sample RMCA 2016.035.P.0266, Lake Edward; LM. Valve views showing the size diminution series.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482436/files/figure.png	https://doi.org/10.5281/zenodo.19482436	Fig. 6. Afrocymbella beccarii (Grunow) Krammer, material from sample RMCA 2016.035.P.0266, Lake Edward, SEM; external view. A. View of an entire valve showing a girdle band. B. Entire valve showing the raphe and the round stigmoid dorsally. C. Detail of the foot pole showing the apical pore field divided by the terminal raphe fissure into a dorsal and a ventral part, and the striae composed of narrow, elongated areolae. D. Head pole showing the raphe slit curved dorsally and striae composed of areolae slit-like poroids. Scale bars: A–B = 5 µm; C–D = 1 µm.	Fig. 6. Afrocymbella beccarii (Grunow) Krammer, material from sample RMCA 2016.035.P.0266, Lake Edward, SEM; external view. A. View of an entire valve showing a girdle band. B. Entire valve showing the raphe and the round stigmoid dorsally. C. Detail of the foot pole showing the apical pore field divided by the terminal raphe fissure into a dorsal and a ventral part, and the striae composed of narrow, elongated areolae. D. Head pole showing the raphe slit curved dorsally and striae composed of areolae slit-like poroids. Scale bars: A–B = 5 µm; C–D = 1 µm.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482438/files/figure.png	https://doi.org/10.5281/zenodo.19482438	Fig. 7. Afrocymbella beccarii (Grunow) Krammer, material from sample RMCA 2016.035.P.0266, Lake Edward, SEM. A. External details of the central area with the external rounded opening of the stigmoid. B. Internal detail of mid-valve showing the stigmoid, antler-shaped part of the proximal raphe ends, intermissio, and alveoli. C. Girdle view near the head pole; note the row of elongated areolae on one of the girdle bands. D. Girdle view near the foot pole showing two open girdle bands. Specimens shown in C and D represent incompletely developed frustules. Scale bars = 1 µm.	Fig. 7. Afrocymbella beccarii (Grunow) Krammer, material from sample RMCA 2016.035.P.0266, Lake Edward, SEM. A. External details of the central area with the external rounded opening of the stigmoid. B. Internal detail of mid-valve showing the stigmoid, antler-shaped part of the proximal raphe ends, intermissio, and alveoli. C. Girdle view near the head pole; note the row of elongated areolae on one of the girdle bands. D. Girdle view near the foot pole showing two open girdle bands. Specimens shown in C and D represent incompletely developed frustules. Scale bars = 1 µm.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482442/files/figure.png	https://doi.org/10.5281/zenodo.19482442	Fig. 9. Afrocymbella beccarii (Grunow) Krammer, LM; valves from sample MG 28 from Mwanza Gulf of Lake Victoria, Tanzania.	Fig. 9. Afrocymbella beccarii (Grunow) Krammer, LM; valves from sample MG 28 from Mwanza Gulf of Lake Victoria, Tanzania.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482444/files/figure.png	https://doi.org/10.5281/zenodo.19482444	Fig. 10. Afrocymbella beccarii (Grunow) Krammer, SEM. Valves from sample MG 28 from Mwanza Gulf of Lake Victoria, Tanzania. A. View of an entire valve showing the raphe structure, slit-like areolae. B. Middle portion of the valve, showing the central area with the external rounded opening of the stigmoid and the dorsally deflected proximal raphe fissures. C–D. Foot pole showing the apical pore field divided by the terminal raphe fissure into a dorsal and a ventral part, and striae composed of narrow, elongated slit-like areolae. Scale bars: A = 5 µm; B, D = 1 µm; C = 2 µm.	Fig. 10. Afrocymbella beccarii (Grunow) Krammer, SEM. Valves from sample MG 28 from Mwanza Gulf of Lake Victoria, Tanzania. A. View of an entire valve showing the raphe structure, slit-like areolae. B. Middle portion of the valve, showing the central area with the external rounded opening of the stigmoid and the dorsally deflected proximal raphe fissures. C–D. Foot pole showing the apical pore field divided by the terminal raphe fissure into a dorsal and a ventral part, and striae composed of narrow, elongated slit-like areolae. Scale bars: A = 5 µm; B, D = 1 µm; C = 2 µm.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482448/files/figure.png	https://doi.org/10.5281/zenodo.19482448	Fig. 11. Afrocymbella beccarii (Grunow) Krammer, SEM. Valves from sample MG 28 from Mwanza Gulf of Lake Victoria, Tanzania. A–B. External views. C. Internal view.A. Girdle view near the headpole, note the two open bands and the row of elongated areolae. B. Girdle view near the foot pole. C. Detail of the central area, the elongated internal opening of the stigmoid, intermissio and the antler-shaped proximal raphe endings. Scale bars: A–B = 10 µm; C = 2 µm.	Fig. 11. Afrocymbella beccarii (Grunow) Krammer, SEM. Valves from sample MG 28 from Mwanza Gulf of Lake Victoria, Tanzania. A–B. External views. C. Internal view.A. Girdle view near the headpole, note the two open bands and the row of elongated areolae. B. Girdle view near the foot pole. C. Detail of the central area, the elongated internal opening of the stigmoid, intermissio and the antler-shaped proximal raphe endings. Scale bars: A–B = 10 µm; C = 2 µm.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482426/files/figure.png	https://doi.org/10.5281/zenodo.19482426	Fig. 1. Map of the lakes Edward-George system in East Africa, showing the locations where species of Afrocymbella Krammer were recorded. The map includes the distribution of A. pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov. and A. beccarii (Grunow) Krammer based on our observations. The red triangle marks the occurrence ofA. pseudodelphinea sp. nov., recorded at Bugazia on the Congolese shore of Lake Edward, while the orange dot indicates the presence of A. beccarii, identified in fish collected at the mouth of the Kazinga Channel.	Fig. 1. Map of the lakes Edward-George system in East Africa, showing the locations where species of Afrocymbella Krammer were recorded. The map includes the distribution of A. pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov. and A. beccarii (Grunow) Krammer based on our observations. The red triangle marks the occurrence ofA. pseudodelphinea sp. nov., recorded at Bugazia on the Congolese shore of Lake Edward, while the orange dot indicates the presence of A. beccarii, identified in fish collected at the mouth of the Kazinga Channel.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
039A87AD42240156625CFC80FE0108F3.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/19482440/files/figure.png	https://doi.org/10.5281/zenodo.19482440	Fig. 8. Width vs length relationships for four Afrocymbella Krammer populations: Scatter plot showing valve width (µm) plotted against valve length (µm) for A. beccarii (Grunow) Krammer (this study, circle (●)), A. beccarii from Mwanza Gulf (sample MG 28, triangle (▲)), A. cocquytiana Jeff.R.Stone, M.C.Wilson & Jovanovska (own measurements on photographs in Stone et al. 2022, square (■)), and A. pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov. (this study, plus sign (+)). Regression lines estimate the allometric relationship within each group, with slopes of 0.161 for A. beccarii (this study), 0.058 for A. beccarii (Mwanza Gulf), 0.075 for A. pseudelphinea, and 0.047 for A. cocquytiana.	Fig. 8. Width vs length relationships for four Afrocymbella Krammer populations: Scatter plot showing valve width (µm) plotted against valve length (µm) for A. beccarii (Grunow) Krammer (this study, circle (●)), A. beccarii from Mwanza Gulf (sample MG 28, triangle (▲)), A. cocquytiana Jeff.R.Stone, M.C.Wilson & Jovanovska (own measurements on photographs in Stone et al. 2022, square (■)), and A. pseudodelphinea Rutakaza Nzigire & Cocquyt sp. nov. (this study, plus sign (+)). Regression lines estimate the allometric relationship within each group, with slopes of 0.161 for A. beccarii (this study), 0.058 for A. beccarii (Mwanza Gulf), 0.075 for A. pseudelphinea, and 0.047 for A. cocquytiana.	2026-03-31	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine		Zenodo	biologists	Nzigire, Elysée Rutakaza;Steenberge, Maarten Van;Bazairi, Hocein;Cocquyt, Christine			
