Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the genus Idiastion: [ 3 ] records

hageyi, Idiastion McCosker [J. E.] 2008:119, Figs. 4-5 [Proceedings of the California Academy of Sciences (Series 4) v. 59 (no. 3); ref. 29639] Isla Fernandina, Cabo Douglas, 00°17.53'S, 91°38.35'W, Galápagos Islands, depth 522 meters. Holotype (unique): CAS 87916. •Valid as Idiastion hageyi McCosker 2008 -- (McCosker & Rosenblatt 2010:191 [ref. 30957], Grove et al. 2022:21 [ref. 41326]). Current status: Valid as Idiastion hageyi McCosker 2008. Scorpaenidae: Scorpaeninae. Distribution: Eastern Pacific: Galapagos Islands (Ecuador) endemic. IUCN (2023): Least Concern. Habitat: marine.

kyphos, Idiastion Eschmeyer [W. N.] 1965:530, Figs. 3-5 [Bulletin of Marine Science v. 15 (no. 3); ref. 1273] Southeastern Caribbean Sea, between Venezuela and Grenada, 11°40'N, 62°33'W, Oregon station 5039, depth 320-340 fathoms. Holotype (unique): USNM 231726 [ex USNM 260470-F1 and UMML 16162]. •Valid as Idiastion kyphos Eschmeyer 1965 -- (Eschmeyer 1969:53 [ref. 1274], Anderson et al. 1975 [ref. 7056], Ishida & Amaoka 1992:357 [ref. 19515], Mandrytsa 1993:198 [ref. 20724], Mandrytsa 2001:277 [ref. 25636], Poss & Eschmeyer 2003:1241 [ref. 27048], Moura & Menezes in Menezes et al. 2003:72 [ref. 27192] dated 1964, McCosker 2008:122 [ref. 29639], Okamoto et al. 2012:5 [ref. 32019], Poss 2016:2262 [ref. 34610], Page et al. 2023:178 [ref. 40505]). Current status: Valid as Idiastion kyphos Eschmeyer 1965. Scorpaenidae: Scorpaeninae. Distribution: Western Atlantic. Habitat: marine.

pacificum, Idiastion Ishida [M.] & Amaoka [K.] 1992:357, Figs. 1-2 [Japanese Journal of Ichthyology v. 38 (no. 4); ref. 19515] Kyushu-Palau Ridge, 26°11.5'N, 135°45.4'E to 26°04.7'N, 135°50.4'E, depth 355-375 meters. Holotype (unique): BSKU 31153. •Valid as Idiastion pacificum Ishida & Amaoka 1992 -- (Poss 1999:2306 [ref. 24796], Nakabo 2000:571 [ref. 25086], Mandrytsa 2001:277 [ref. 25636], Nakabo 2002:571 [ref. 26001], McCosker 2008:122 [ref. 29639], Okamoto et al. 2012:2 [ref. 32019], Koeda et al. 2021:5 [ref. 38857]). Current status: Valid as Idiastion pacificum Ishida & Amaoka 1992. Scorpaenidae: Scorpaeninae. Distribution: Northwestern Pacific: Kyushu-Palau Ridge and Kyoto Seamount, central North Pacific: 35°343.00'N, 171°34.50'E - 35°34.90'N, 171°38.60'E. Habitat: marine.