taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
AB026FBBAFC45B74B458DB555D929ABB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754080	https://doi.org/10.3897/phytokeys.278.204336.figure1	Figure 1. Tryblionella calida, LM. (A – J). Ten valves showing a size-diminution series; note the transapical ribs extending across the valve surface, absence of an axial sternum, and rectangular to square fibulae (e. g., E, H, arrows). Scale bar: 10 μm (A – J).	Figure 1. Tryblionella calida, LM. (A – J). Ten valves showing a size-diminution series; note the transapical ribs extending across the valve surface, absence of an axial sternum, and rectangular to square fibulae (e. g., E, H, arrows). Scale bar: 10 μm (A – J).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
AB026FBBAFC45B74B458DB555D929ABB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754081	https://doi.org/10.3897/phytokeys.278.204336.figure2	Figure 2. Tryblionella calida, external view, SEM. A, B. Two complete valves; note the high marginal ridge, transapical ribs extending across the valve surface, and absence of an axial sternum. C. Detail of the middle part from A; note the depressed central nodule (arrow). D – F. Details from B; note the shallow distal mantle, the long slit-like fenestrae (labeled in E, F) at the base of the marginal ridge, the smooth and straight upper margin of the marginal ridge, a longitudinal row of short bar-like ribs connecting the raphe canal wall (double-headed arrows), and a row of poroids produced in the raphe canal wall on the side of the valve surface (arrows). Scale bars: 10 μm (A, B); 1 μm (C – F).	Figure 2. Tryblionella calida, external view, SEM. A, B. Two complete valves; note the high marginal ridge, transapical ribs extending across the valve surface, and absence of an axial sternum. C. Detail of the middle part from A; note the depressed central nodule (arrow). D – F. Details from B; note the shallow distal mantle, the long slit-like fenestrae (labeled in E, F) at the base of the marginal ridge, the smooth and straight upper margin of the marginal ridge, a longitudinal row of short bar-like ribs connecting the raphe canal wall (double-headed arrows), and a row of poroids produced in the raphe canal wall on the side of the valve surface (arrows). Scale bars: 10 μm (A, B); 1 μm (C – F).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
AB026FBBAFC45B74B458DB555D929ABB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754082	https://doi.org/10.3897/phytokeys.278.204336.figure3	Figure 3. Tryblionella calida, internal view, proximal mantle aspect, SEM. A. A complete valve; note that the markedly deep proximal mantle hides the fibulae. B – D. Details from A; note the rimmed, rounded inner openings of areolae; the proximal mantle is composed of two different parts: an advalvar part (composed of bar-like ribs and narrow, rectangular openings, labeled in D) and an abvalvar part (hyaline without ornamentation); and a row of poroids is produced in the raphe canal wall on the side of the proximal mantle (arrows). Scale bars: 10 μm (A); 1 μm (B, C); 0.5 μm (D).	Figure 3. Tryblionella calida, internal view, proximal mantle aspect, SEM. A. A complete valve; note that the markedly deep proximal mantle hides the fibulae. B – D. Details from A; note the rimmed, rounded inner openings of areolae; the proximal mantle is composed of two different parts: an advalvar part (composed of bar-like ribs and narrow, rectangular openings, labeled in D) and an abvalvar part (hyaline without ornamentation); and a row of poroids is produced in the raphe canal wall on the side of the proximal mantle (arrows). Scale bars: 10 μm (A); 1 μm (B, C); 0.5 μm (D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
AB026FBBAFC45B74B458DB555D929ABB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754083	https://doi.org/10.3897/phytokeys.278.204336.figure4	Figure 4. Tryblionella calida, internal view, SEM. A. A complete valve; note the marginal ridge and its long slit-like fenestrae and the shallow distal mantle. B, C. Details of the middle part from A showing the straight inner central raphe fissure (B, arrow), central nodule (helictoglossa), and non-striated fibulae, sometimes apically elongated (C, two arrows). D. Apical details from B; note the rounded inner openings of areolae, squat fibulae, sometimes apically elongated (two arrows), and a small helictoglossa (curved arrow). Scale bars: 10 μm (A); 0.5 μm (B); 1 μm (C, D).	Figure 4. Tryblionella calida, internal view, SEM. A. A complete valve; note the marginal ridge and its long slit-like fenestrae and the shallow distal mantle. B, C. Details of the middle part from A showing the straight inner central raphe fissure (B, arrow), central nodule (helictoglossa), and non-striated fibulae, sometimes apically elongated (C, two arrows). D. Apical details from B; note the rounded inner openings of areolae, squat fibulae, sometimes apically elongated (two arrows), and a small helictoglossa (curved arrow). Scale bars: 10 μm (A); 0.5 μm (B); 1 μm (C, D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
AB026FBBAFC45B74B458DB555D929ABB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754084	https://doi.org/10.3897/phytokeys.278.204336.figure5	Figure 5. Tryblionella dongtingensis sp. nov., LM. A – I. Nine valves showing a size-diminution series; note the lack of an axial sternum, rectangular fibulae (e. g., E, F, arrows), and a longitudinal fold along the valve midline (e. g., G, double-headed arrow). A. Micrograph of the holotype specimen. Scale bar: 10 μm (A – I).	Figure 5. Tryblionella dongtingensis sp. nov., LM. A – I. Nine valves showing a size-diminution series; note the lack of an axial sternum, rectangular fibulae (e. g., E, F, arrows), and a longitudinal fold along the valve midline (e. g., G, double-headed arrow). A. Micrograph of the holotype specimen. Scale bar: 10 μm (A – I).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
F32B08FA71E152C98764F400FD061EF6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754084	https://doi.org/10.3897/phytokeys.278.204336.figure5	Figure 5. Tryblionella dongtingensis sp. nov., LM. A – I. Nine valves showing a size-diminution series; note the lack of an axial sternum, rectangular fibulae (e. g., E, F, arrows), and a longitudinal fold along the valve midline (e. g., G, double-headed arrow). A. Micrograph of the holotype specimen. Scale bar: 10 μm (A – I).	Figure 5. Tryblionella dongtingensis sp. nov., LM. A – I. Nine valves showing a size-diminution series; note the lack of an axial sternum, rectangular fibulae (e. g., E, F, arrows), and a longitudinal fold along the valve midline (e. g., G, double-headed arrow). A. Micrograph of the holotype specimen. Scale bar: 10 μm (A – I).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
F32B08FA71E152C98764F400FD061EF6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754085	https://doi.org/10.3897/phytokeys.278.204336.figure6	Figure 6. Tryblionella dongtingensis sp. nov., external view, SEM. A. A valve; note the high marginal ridge. B. A frustule; note the high marginal ridge and deep proximal mantle. C – F. Details from B; note that some transapical ribs are continuous across the valve face, whereas others terminate at the longitudinal fold (D, E, curved arrows), the uniseriate striae, the marginal ridge with very long slit-like fenestrae (F, two curved arrows) and an undulate top margin (C – E, black double-headed arrow), the bar-like ribs connecting the raphe canal wall (arrows), and the shallow distal mantle F. Scale bars: 5 μm (A, B); 1 μm (C – F).	Figure 6. Tryblionella dongtingensis sp. nov., external view, SEM. A. A valve; note the high marginal ridge. B. A frustule; note the high marginal ridge and deep proximal mantle. C – F. Details from B; note that some transapical ribs are continuous across the valve face, whereas others terminate at the longitudinal fold (D, E, curved arrows), the uniseriate striae, the marginal ridge with very long slit-like fenestrae (F, two curved arrows) and an undulate top margin (C – E, black double-headed arrow), the bar-like ribs connecting the raphe canal wall (arrows), and the shallow distal mantle F. Scale bars: 5 μm (A, B); 1 μm (C – F).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
F32B08FA71E152C98764F400FD061EF6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754086	https://doi.org/10.3897/phytokeys.278.204336.figure7	Figure 7. Tryblionella dongtingensis sp. nov., internal view, SEM. (A, B. Two complete valves; note that the markedly deep proximal mantle hides the fibulae and is composed of two different parts: an advalvar part and an abvalvar part. C, D. Details from B; note the rimmed, rounded inner openings of areolae, the advalvar part composed of bar-like ribs and narrow, rectangular openings, the abvalvar part lacking ornamentation, squat fibulae (A, B, D, curved arrow), and a small helictoglossa (D, arrow). Scale bars: 5 μm (A, B); 1 μm (C, D).	Figure 7. Tryblionella dongtingensis sp. nov., internal view, SEM. (A, B. Two complete valves; note that the markedly deep proximal mantle hides the fibulae and is composed of two different parts: an advalvar part and an abvalvar part. C, D. Details from B; note the rimmed, rounded inner openings of areolae, the advalvar part composed of bar-like ribs and narrow, rectangular openings, the abvalvar part lacking ornamentation, squat fibulae (A, B, D, curved arrow), and a small helictoglossa (D, arrow). Scale bars: 5 μm (A, B); 1 μm (C, D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
F32B08FA71E152C98764F400FD061EF6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754080	https://doi.org/10.3897/phytokeys.278.204336.figure1	Figure 1. Tryblionella calida, LM. (A – J). Ten valves showing a size-diminution series; note the transapical ribs extending across the valve surface, absence of an axial sternum, and rectangular to square fibulae (e. g., E, H, arrows). Scale bar: 10 μm (A – J).	Figure 1. Tryblionella calida, LM. (A – J). Ten valves showing a size-diminution series; note the transapical ribs extending across the valve surface, absence of an axial sternum, and rectangular to square fibulae (e. g., E, H, arrows). Scale bar: 10 μm (A – J).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
F32B08FA71E152C98764F400FD061EF6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754081	https://doi.org/10.3897/phytokeys.278.204336.figure2	Figure 2. Tryblionella calida, external view, SEM. A, B. Two complete valves; note the high marginal ridge, transapical ribs extending across the valve surface, and absence of an axial sternum. C. Detail of the middle part from A; note the depressed central nodule (arrow). D – F. Details from B; note the shallow distal mantle, the long slit-like fenestrae (labeled in E, F) at the base of the marginal ridge, the smooth and straight upper margin of the marginal ridge, a longitudinal row of short bar-like ribs connecting the raphe canal wall (double-headed arrows), and a row of poroids produced in the raphe canal wall on the side of the valve surface (arrows). Scale bars: 10 μm (A, B); 1 μm (C – F).	Figure 2. Tryblionella calida, external view, SEM. A, B. Two complete valves; note the high marginal ridge, transapical ribs extending across the valve surface, and absence of an axial sternum. C. Detail of the middle part from A; note the depressed central nodule (arrow). D – F. Details from B; note the shallow distal mantle, the long slit-like fenestrae (labeled in E, F) at the base of the marginal ridge, the smooth and straight upper margin of the marginal ridge, a longitudinal row of short bar-like ribs connecting the raphe canal wall (double-headed arrows), and a row of poroids produced in the raphe canal wall on the side of the valve surface (arrows). Scale bars: 10 μm (A, B); 1 μm (C – F).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754087	https://doi.org/10.3897/phytokeys.278.204336.figure8	Figure 8. Tryblionella hunanensis sp. nov., LM. A – I. Nine valves showing a size-diminution series; note the absence of an axial sternum and rectangular fibulae (e. g., D, two arrows). A. Micrograph of the holotype specimen. Scale bar: 10 μm (A – I).	Figure 8. Tryblionella hunanensis sp. nov., LM. A – I. Nine valves showing a size-diminution series; note the absence of an axial sternum and rectangular fibulae (e. g., D, two arrows). A. Micrograph of the holotype specimen. Scale bar: 10 μm (A – I).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754088	https://doi.org/10.3897/phytokeys.278.204336.figure9	Figure 9. Tryblionella hunanensis sp. nov., SEM. A. A disarticulated frustule; note the high marginal ridge, deep proximal mantle, and longitudinal grooves in the raphe canal wall on the side of the valve surface. B – D. Details from A; note the dense silica granules produced on the valve surface and on parts of the transapical ribs on the raphe canal side, whereas the parts of the transapical ribs on the side of the marginal ridge are not covered with these silica granules (B, arrows), a longitudinal row of bar-like ribs connecting the raphe canal wall (double-headed arrows), and the distinctly lobed top margin of the marginal ridge (curved arrows). Scale bars: 10 μm (A); 2 μm (B); 1 μm (C, D).	Figure 9. Tryblionella hunanensis sp. nov., SEM. A. A disarticulated frustule; note the high marginal ridge, deep proximal mantle, and longitudinal grooves in the raphe canal wall on the side of the valve surface. B – D. Details from A; note the dense silica granules produced on the valve surface and on parts of the transapical ribs on the raphe canal side, whereas the parts of the transapical ribs on the side of the marginal ridge are not covered with these silica granules (B, arrows), a longitudinal row of bar-like ribs connecting the raphe canal wall (double-headed arrows), and the distinctly lobed top margin of the marginal ridge (curved arrows). Scale bars: 10 μm (A); 2 μm (B); 1 μm (C, D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754089	https://doi.org/10.3897/phytokeys.278.204336.figure10	Figure 10. Tryblionella hunanensis sp. nov., external view, SEM. A, B. Two valves; note the distinct transapical ribs, high marginal ridge, and grooves in the raphe canal wall. C – F. Details from B; note the lobed top margin of the marginal ridge, a row of pores produced along the junction between the distal mantle and the base of the marginal ridge (arrows), and a curved distal raphe fissure (C, curved arrow). Scale bars: 10 μm (A, B); 1 μm (C – F).	Figure 10. Tryblionella hunanensis sp. nov., external view, SEM. A, B. Two valves; note the distinct transapical ribs, high marginal ridge, and grooves in the raphe canal wall. C – F. Details from B; note the lobed top margin of the marginal ridge, a row of pores produced along the junction between the distal mantle and the base of the marginal ridge (arrows), and a curved distal raphe fissure (C, curved arrow). Scale bars: 10 μm (A, B); 1 μm (C – F).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754090	https://doi.org/10.3897/phytokeys.278.204336.figure11	Figure 11. Tryblionella hunanensis sp. nov., proximal mantle aspect, SEM. A. A valve; note the very deep proximal mantle. B – D. Details from A; note that the proximal mantle is composed of two parts: an advalvar part composed of bar-like ribs and a hyaline abvalvar part, and a row of poroids is produced in the raphe canal wall on the side of the proximal mantle (arrows). Scale bars: 10 μm (A); 1 μm (B – D).	Figure 11. Tryblionella hunanensis sp. nov., proximal mantle aspect, SEM. A. A valve; note the very deep proximal mantle. B – D. Details from A; note that the proximal mantle is composed of two parts: an advalvar part composed of bar-like ribs and a hyaline abvalvar part, and a row of poroids is produced in the raphe canal wall on the side of the proximal mantle (arrows). Scale bars: 10 μm (A); 1 μm (B – D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754091	https://doi.org/10.3897/phytokeys.278.204336.figure12	Figure 12. Tryblionella hunanensis sp. nov., internal view, SEM. (A). A complete valve; note that the two median fibulae are farther apart (arrow). B – D. Details from A; note the rimmed, rounded inner openings of areolae, the two median fibulae farther apart (B, two arrows), squat, mostly apically elongated fibulae (C, D, arrows), and a small helictoglossa (C, curved arrow). Scale bars = 10 μm (A), 1 μm (B – D).	Figure 12. Tryblionella hunanensis sp. nov., internal view, SEM. (A). A complete valve; note that the two median fibulae are farther apart (arrow). B – D. Details from A; note the rimmed, rounded inner openings of areolae, the two median fibulae farther apart (B, two arrows), squat, mostly apically elongated fibulae (C, D, arrows), and a small helictoglossa (C, curved arrow). Scale bars = 10 μm (A), 1 μm (B – D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754080	https://doi.org/10.3897/phytokeys.278.204336.figure1	Figure 1. Tryblionella calida, LM. (A – J). Ten valves showing a size-diminution series; note the transapical ribs extending across the valve surface, absence of an axial sternum, and rectangular to square fibulae (e. g., E, H, arrows). Scale bar: 10 μm (A – J).	Figure 1. Tryblionella calida, LM. (A – J). Ten valves showing a size-diminution series; note the transapical ribs extending across the valve surface, absence of an axial sternum, and rectangular to square fibulae (e. g., E, H, arrows). Scale bar: 10 μm (A – J).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754092	https://doi.org/10.3897/phytokeys.278.204336.figure13	Figure 13. Marginal ridges in six species of Tryblionella, external view, SEM. A. T. calida. B. T. dongtingensis sp. nov. C. T. hunanensis sp. nov. D. T. levidensis. E. T. apiculata. F. T. qinghainensis. Scale bars: 1 μm (A – C, E); 2 μm (D).	Figure 13. Marginal ridges in six species of Tryblionella, external view, SEM. A. T. calida. B. T. dongtingensis sp. nov. C. T. hunanensis sp. nov. D. T. levidensis. E. T. apiculata. F. T. qinghainensis. Scale bars: 1 μm (A – C, E); 2 μm (D).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
B874CEDBD961506BA8789FBFC975CA9E.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1754081	https://doi.org/10.3897/phytokeys.278.204336.figure2	Figure 2. Tryblionella calida, external view, SEM. A, B. Two complete valves; note the high marginal ridge, transapical ribs extending across the valve surface, and absence of an axial sternum. C. Detail of the middle part from A; note the depressed central nodule (arrow). D – F. Details from B; note the shallow distal mantle, the long slit-like fenestrae (labeled in E, F) at the base of the marginal ridge, the smooth and straight upper margin of the marginal ridge, a longitudinal row of short bar-like ribs connecting the raphe canal wall (double-headed arrows), and a row of poroids produced in the raphe canal wall on the side of the valve surface (arrows). Scale bars: 10 μm (A, B); 1 μm (C – F).	Figure 2. Tryblionella calida, external view, SEM. A, B. Two complete valves; note the high marginal ridge, transapical ribs extending across the valve surface, and absence of an axial sternum. C. Detail of the middle part from A; note the depressed central nodule (arrow). D – F. Details from B; note the shallow distal mantle, the long slit-like fenestrae (labeled in E, F) at the base of the marginal ridge, the smooth and straight upper margin of the marginal ridge, a longitudinal row of short bar-like ribs connecting the raphe canal wall (double-headed arrows), and a row of poroids produced in the raphe canal wall on the side of the valve surface (arrows). Scale bars: 10 μm (A, B); 1 μm (C – F).	2026-08-25	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu		Zenodo	biologists	Ma, Ya-Lun;Yu, Can-Ping;Liu, Bing;Rioual, Patrick;Ma, Yi-Dan;Jiang, Xiao-Yu			
