rugosa, Dysommina Ginsburg [I.] 1951:450, Fig. 6 [Texas Journal of Science v. 3 (no. 3); ref. 1804] Off Cumberland Island, Georgia, U.S.A., western North Atlantic, 30°53'00"N, 79°42'30"W, Albatross station 2667, depth 273 fathoms. Holotype: USNM 131594. Type catalog: Smith 1994:37 [ref. 21917]. •Valid as Dysommina rugosa Ginsburg 1951 -- (Uyeno & Sasaki in Uyeno et al. 1983:107 [ref. 14275], Robins & Robins 1989:242 [ref. 13287], McEachran & Fechhelm 1998:245 [ref. 23897], Chen & Mok 1999:60 [ref. 24093], Smith 1999:1661 [ref. 24661], Nakabo 2000:213 [ref. 25086], Chen & Mok 2001:79 [ref. 25465], Nakabo 2002:213 [ref. 26001], Menezes in Menezes et al. 2003:34 [ref. 27192], Smith 2003:723 [ref. 26989], Karmovskaya 2003:443 [ref. 27168], Mundy 2005:128 [ref. 28379], Melo 2007:315 [ref. 29141], Tweddle & Anderson 2008:6 [ref. 29604], Melo et al. 2009:13 [ref. 30460], Fricke et al. 2011:351 [ref. 31242], Ho et al. 2015:100 [ref. 34124], Ho et al. 2015:178 [ref. 34130], Lins Oliveira et al. 2015:43 [ref. 37485], Fricke et al. 2018:42 [ref. 35805], Tighe et al. 2018:50 [ref. 36036], Prokofiev 2019:322 [ref. 36804], Page et al. 2023:51 [ref. 40505], Vo et al. 2024:10 [ref. 40748], Tighe et al. 2024:52 [ref. 41546]). Current status: Valid as Dysommina rugosa Ginsburg 1951. Synaphobranchidae: Ilyophinae. Distribution: Widely distributed in the Atlantic. Habitat: marine.