taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969209/files/figure.png	https://doi.org/10.5281/zenodo.16969209	Fig. 2. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Almost the complete colony was preserved in ethanol. Left:autozooid side; right: opposite side. Scale bar: 20mm.	Fig. 2. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Almost the complete colony was preserved in ethanol. Left:autozooid side; right: opposite side. Scale bar: 20mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969213/files/figure.png	https://doi.org/10.5281/zenodo.16969213	Fig. 3. Details of twigs of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. White arrows indicate the anastomosing parts. Scale bar: 5.0mm.	Fig. 3. Details of twigs of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. White arrows indicate the anastomosing parts. Scale bar: 5.0mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969215/files/figure.png	https://doi.org/10.5281/zenodo.16969215	Fig. 4. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Section of the axis. Abbreviations: AX, axis; CO, coenenchyme; GC, gastrovascular cavity; W, wart. Scale bar: 0.5mm.	Fig. 4. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Section of the axis. Abbreviations: AX, axis; CO, coenenchyme; GC, gastrovascular cavity; W, wart. Scale bar: 0.5mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969211/files/figure.png	https://doi.org/10.5281/zenodo.16969211	Fig. 5. Hemicorallium ryukyuense sp. nov., holotype NSMT- Co 1914. Details of autozooid. Abbreviations: AZ, autozooid; SC, sclerite. Scale bar: 0.5mm.	Fig. 5. Hemicorallium ryukyuense sp. nov., holotype NSMT- Co 1914. Details of autozooid. Abbreviations: AZ, autozooid; SC, sclerite. Scale bar: 0.5mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969217/files/figure.png	https://doi.org/10.5281/zenodo.16969217	Fig. 8. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Autozooid side. Abbreviations: AZ, autozooid; SZ, siphonozooid. Scale bar: 1.0mm.	Fig. 8. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Autozooid side. Abbreviations: AZ, autozooid; SZ, siphonozooid. Scale bar: 1.0mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969219/files/figure.png	https://doi.org/10.5281/zenodo.16969219	Fig. 9. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Autozooid side. Abbreviations: AZ, autozooid; SZ, siphonozooid. Scale bar: 1.0mm.	Fig. 9. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Autozooid side. Abbreviations: AZ, autozooid; SZ, siphonozooid. Scale bar: 1.0mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969221/files/figure.png	https://doi.org/10.5281/zenodo.16969221	Fig. 10. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Autozooid side. Abbreviations: AX, axis; AZ, autozooid; CO, coenenchyme; SC, sclerite; W, wart. Scale bar: 1.0mm.	Fig. 10. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Autozooid side. Abbreviations: AX, axis; AZ, autozooid; CO, coenenchyme; SC, sclerite; W, wart. Scale bar: 1.0mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969227/files/figure.png	https://doi.org/10.5281/zenodo.16969227	Fig. 14. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Tip of branch. Abbreviations: AX, axis; CO, coenenchyme. Scale bar: 1.0mm.	Fig. 14. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Tip of branch. Abbreviations: AX, axis; CO, coenenchyme. Scale bar: 1.0mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969225/files/figure.png	https://doi.org/10.5281/zenodo.16969225	Fig. 13. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Side opposite to the autozooid side. Abbreviations: AX, axis; AZ, autozooid; CO, coenenchyme; GC, gastrovascular cavity. Scale bar: 1.0mm.	Fig. 13. Surface details of Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Side opposite to the autozooid side. Abbreviations: AX, axis; AZ, autozooid; CO, coenenchyme; GC, gastrovascular cavity. Scale bar: 1.0mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969229/files/figure.png	https://doi.org/10.5281/zenodo.16969229	Fig. 15. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Sclerites:from tentacles and autozooid mounds. Scale bar: 0.05mm.	Fig. 15. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Sclerites:from tentacles and autozooid mounds. Scale bar: 0.05mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969233/files/figure.png	https://doi.org/10.5281/zenodo.16969233	Fig. 17. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Composition of sclerites from each sampled part.	Fig. 17. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Composition of sclerites from each sampled part.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969231/files/figure.png	https://doi.org/10.5281/zenodo.16969231	Fig. 16. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Sclerites:from branch tips and colony base. Scale bar: 0.05mm.	Fig. 16. Hemicorallium ryukyuense sp. nov., holotype NSMT-Co 1914. Sclerites:from branch tips and colony base. Scale bar: 0.05mm.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969235/files/figure.png	https://doi.org/10.5281/zenodo.16969235	Fig. 18. Maximum likelihood phylogeny of the three genera known from Coralliidae was constructed using two different missing data thresholds (left: -R 0.3; right: -R 0.5). White circles represent nodes with SH-aLRT support≥ 80% and ultrafast bootstrap support ≥ 95%. Diagonal lines, horizontal lines, and gray vertical bars denote samples of Pleurocorallium konojoi, P.elatius, and Corallium japonicum, respectively. Letters A, B, C, D, and E in the phylogenetic tree correspond to Hemicorallium abyssale, H. ryukyuense, H. sulcatum, H. meraboshi, and H. regale, respectively.	Fig. 18. Maximum likelihood phylogeny of the three genera known from Coralliidae was constructed using two different missing data thresholds (left: -R 0.3; right: -R 0.5). White circles represent nodes with SH-aLRT support≥ 80% and ultrafast bootstrap support ≥ 95%. Diagonal lines, horizontal lines, and gray vertical bars denote samples of Pleurocorallium konojoi, P.elatius, and Corallium japonicum, respectively. Letters A, B, C, D, and E in the phylogenetic tree correspond to Hemicorallium abyssale, H. ryukyuense, H. sulcatum, H. meraboshi, and H. regale, respectively.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
713F8790FFB0FFD695DDFD87812BF7BA.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/16969237/files/figure.png	https://doi.org/10.5281/zenodo.16969237	Fig. 19. Boxplot showing the genetic distances between genera (light gray), within genera (gray), and within species (dark gray) for the three genera known from Coralliidae. “N.S.” indicates that the specified comparisons are not statistically significant based on Tukey’s honestly significant difference test.	Fig. 19. Boxplot showing the genetic distances between genera (light gray), within genera (gray), and within species (dark gray) for the three genera known from Coralliidae. “N.S.” indicates that the specified comparisons are not statistically significant based on Tukey’s honestly significant difference test.	2025-08-07	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina		Zenodo	biologists	Nonaka, Masanori;Takata, Kenji;Yasuda, Nina			
