fuscus, Dialommus Gilbert [C. H.] 1891:452 [Proceedings of the United States National Museum v. 13 (no. 840); ref. 1624] Duncan Island and Isabela Island [Albemarle Island], Galápagos Islands. Syntypes: (2). •Valid as Dialommus fuscus Gilbert 1891 -- (Allen & Robertson 1994:227 [ref. 22193], Grove & Lavenberg 1997:525 [ref. 24023], Herrera & Lavenberg 1999:5 [ref. 24180], McCosker et al. 2003:158 [ref. 26739], Hastings & Springer 2009:7 [ref. 30391], Patzner et al. 2009:462 [ref. 30396], McCosker & Rosenblatt 2010:194 [ref. 30957], Grove et al. 2022:20 [ref. 41326]). Current status: Valid as Dialommus fuscus Gilbert 1891. Labrisomidae. Distribution: Eastern Pacific: Cocos Island (Costa Rica) and Galapagos Islands (Ecuador). Habitat: marine.