taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
4103C076FFBBFF9CFF29341BFB88FC61.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/5556754/files/figure.png	http://doi.org/10.5281/zenodo.5556754	FIGURE 2 Two syntypes of Synhalcurias elegans deposited in Bavarian State Collection of Zoology (ZSM). A, Lateral view of syntype (ZSM20040148, original Doflein’s specimen no. 167); B, Lateral view of syntype (ZSM20040147, original Doflein’s specimen no. 157A).	FIGURE 2 Two syntypes of Synhalcurias elegans deposited in Bavarian State Collection of Zoology (ZSM). A, Lateral view of syntype (ZSM20040148, original Doflein’s specimen no. 167); B, Lateral view of syntype (ZSM20040147, original Doflein’s specimen no. 157A).	2021-10-08	Izumi, Takato;Yanagi, Kensuke		Zenodo	biologists	Izumi, Takato;Yanagi, Kensuke			
4103C076FFBBFF9CFF29341BFB88FC61.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/5556760/files/figure.png	http://doi.org/10.5281/zenodo.5556760	FIGURE 3. External and internal views of Synhalcurias elegans (Wassilieff, 1908). A, B, F, G, NSMT-Co 1693; C–E, NSMT- Co 1694.A, B, external views of S. elegans. A, lateral view; B, oral view. C–H, internal views. C, gross section of upper column; D, transversal section of macrocnemes at upper column; E, transversal section of macrocnemes at lower column; F, longitudinal section of a tentacle; G, transversal section of a tentacle. Abbreviations: a, actinopharynx; fi, filament; go, gonad; ma, macrocneme; me, mesoglea; pa, parietal muscle; rm, retractor muscle; s, siphonoglyph; te, tentacle. Scale bars indicate 5 cm in A and B, 1 cm in C, 1 mm in D and E; F, G, 50 µm.	FIGURE 3. External and internal views of Synhalcurias elegans (Wassilieff, 1908). A, B, F, G, NSMT-Co 1693; C–E, NSMT- Co 1694.A, B, external views of S. elegans. A, lateral view; B, oral view. C–H, internal views. C, gross section of upper column; D, transversal section of macrocnemes at upper column; E, transversal section of macrocnemes at lower column; F, longitudinal section of a tentacle; G, transversal section of a tentacle. Abbreviations: a, actinopharynx; fi, filament; go, gonad; ma, macrocneme; me, mesoglea; pa, parietal muscle; rm, retractor muscle; s, siphonoglyph; te, tentacle. Scale bars indicate 5 cm in A and B, 1 cm in C, 1 mm in D and E; F, G, 50 µm.	2021-10-08	Izumi, Takato;Yanagi, Kensuke		Zenodo	biologists	Izumi, Takato;Yanagi, Kensuke			
4103C076FFBBFF9CFF29341BFB88FC61.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/5556762/files/figure.png	http://doi.org/10.5281/zenodo.5556762	FIGURE 4. The cnidoms of Synhalcurias elegans and S. kahakui. A–L, cnidom of S. elegans. A–C, tentacle. A, spirocyst; B, basitrich; C, microbasic b-mastigophore. D–F, Actinopharynx. D, spirocyst; E, basitrich; F, microbasic p-mastigophore. G–I, Column. G, spirocyst; H, basitrich; I, microbasic p-mastigophore. J–M, filament. J, spirocyst; K, basitrich; L, microbasic p- mastigophore. M–Y, cnidom of S. kahakui. M–O, tentacle. M, spirocyst; N, basitrich; O, microbasic b-mastigophore. P–R, Actinopharynx. P, spirocyst; Q, basitrich; R, microbasic p-mastigophore. S–U, Column. S, spirocyst; T, basitrich; U, microbasic p- mastigophore. V–Y, filament. V, spirocyst; W, basitrich; X, microbasic b-mastigophore; Y, microbasic p-mastigophore (large).	FIGURE 4. The cnidoms of Synhalcurias elegans and S. kahakui. A–L, cnidom of S. elegans. A–C, tentacle. A, spirocyst; B, basitrich; C, microbasic b-mastigophore. D–F, Actinopharynx. D, spirocyst; E, basitrich; F, microbasic p-mastigophore. G–I, Column. G, spirocyst; H, basitrich; I, microbasic p-mastigophore. J–M, filament. J, spirocyst; K, basitrich; L, microbasic p- mastigophore. M–Y, cnidom of S. kahakui. M–O, tentacle. M, spirocyst; N, basitrich; O, microbasic b-mastigophore. P–R, Actinopharynx. P, spirocyst; Q, basitrich; R, microbasic p-mastigophore. S–U, Column. S, spirocyst; T, basitrich; U, microbasic p- mastigophore. V–Y, filament. V, spirocyst; W, basitrich; X, microbasic b-mastigophore; Y, microbasic p-mastigophore (large).	2021-10-08	Izumi, Takato;Yanagi, Kensuke		Zenodo	biologists	Izumi, Takato;Yanagi, Kensuke			
4103C076FFBEFF94FF29314BFF0BFA11.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/5556762/files/figure.png	http://doi.org/10.5281/zenodo.5556762	FIGURE 4. The cnidoms of Synhalcurias elegans and S. kahakui. A–L, cnidom of S. elegans. A–C, tentacle. A, spirocyst; B, basitrich; C, microbasic b-mastigophore. D–F, Actinopharynx. D, spirocyst; E, basitrich; F, microbasic p-mastigophore. G–I, Column. G, spirocyst; H, basitrich; I, microbasic p-mastigophore. J–M, filament. J, spirocyst; K, basitrich; L, microbasic p- mastigophore. M–Y, cnidom of S. kahakui. M–O, tentacle. M, spirocyst; N, basitrich; O, microbasic b-mastigophore. P–R, Actinopharynx. P, spirocyst; Q, basitrich; R, microbasic p-mastigophore. S–U, Column. S, spirocyst; T, basitrich; U, microbasic p- mastigophore. V–Y, filament. V, spirocyst; W, basitrich; X, microbasic b-mastigophore; Y, microbasic p-mastigophore (large).	FIGURE 4. The cnidoms of Synhalcurias elegans and S. kahakui. A–L, cnidom of S. elegans. A–C, tentacle. A, spirocyst; B, basitrich; C, microbasic b-mastigophore. D–F, Actinopharynx. D, spirocyst; E, basitrich; F, microbasic p-mastigophore. G–I, Column. G, spirocyst; H, basitrich; I, microbasic p-mastigophore. J–M, filament. J, spirocyst; K, basitrich; L, microbasic p- mastigophore. M–Y, cnidom of S. kahakui. M–O, tentacle. M, spirocyst; N, basitrich; O, microbasic b-mastigophore. P–R, Actinopharynx. P, spirocyst; Q, basitrich; R, microbasic p-mastigophore. S–U, Column. S, spirocyst; T, basitrich; U, microbasic p- mastigophore. V–Y, filament. V, spirocyst; W, basitrich; X, microbasic b-mastigophore; Y, microbasic p-mastigophore (large).	2021-10-08	Izumi, Takato;Yanagi, Kensuke		Zenodo	biologists	Izumi, Takato;Yanagi, Kensuke			
4103C076FFBEFF94FF29314BFF0BFA11.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/5556764/files/figure.png	http://doi.org/10.5281/zenodo.5556764	FIGURE 5. External and internal views of Synhalcurias kahakui sp. nov. (NSMT-Co 1695). A–C, External view. A, Whole living specimen of S. kahakui; B, oral view; C, preserved specimen. D–I internal view. D longitudinal section of tentacle; E, enlarged view of D; F, transverse section of tentacle; G, enlarged view of F; H. transverse section of actinopharynx; I, enlarged view of mesentery; J, transversal section of gamete (matured oocyte). Abbreviations: Ac, actinopharynx; Me, mesoglea; Oo, oocyte; Pm, parietal muscle; Rm, retractor muscle; Si, siphonoglyph; Te, tentacle. Scale bars: A–C, 1 cm; D, F, I, J, 200 µm; E, G, 50 µm; H, 1 mm.	FIGURE 5. External and internal views of Synhalcurias kahakui sp. nov. (NSMT-Co 1695). A–C, External view. A, Whole living specimen of S. kahakui; B, oral view; C, preserved specimen. D–I internal view. D longitudinal section of tentacle; E, enlarged view of D; F, transverse section of tentacle; G, enlarged view of F; H. transverse section of actinopharynx; I, enlarged view of mesentery; J, transversal section of gamete (matured oocyte). Abbreviations: Ac, actinopharynx; Me, mesoglea; Oo, oocyte; Pm, parietal muscle; Rm, retractor muscle; Si, siphonoglyph; Te, tentacle. Scale bars: A–C, 1 cm; D, F, I, J, 200 µm; E, G, 50 µm; H, 1 mm.	2021-10-08	Izumi, Takato;Yanagi, Kensuke		Zenodo	biologists	Izumi, Takato;Yanagi, Kensuke			
4103C076FFBEFF94FF29314BFF0BFA11.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/5556752/files/figure.png	http://doi.org/10.5281/zenodo.5556752	FIGURE 1. Localities of Synhalcurias elegans (gray stars) and S. kahakui sp. nov. (black stars).	FIGURE 1. Localities of Synhalcurias elegans (gray stars) and S. kahakui sp. nov. (black stars).	2021-10-08	Izumi, Takato;Yanagi, Kensuke		Zenodo	biologists	Izumi, Takato;Yanagi, Kensuke			
