gracile, Chirostoma Steindachner [F.] 1898:314 [Zoologische Jahrbücher, Jena, Supplementband v. 4; ref. 4238] Cumberland Bay, Más a Tierra [Robinson Crusoe Island], Juan Fernández Islands. Syntypes: (several) ZMB 15675 (orig. 9, now 8). Type catalog: Paepke & Seegers 1986:177 [ref. 19981]. •Valid as Austromenidia gracilis (Steindachner 1898) -- (Pequeño 1989:51 [ref. 14125]). •Valid as Odontesthes gracilis (Steindachner 1898) -- (Dyer 1998:536 [ref. 23858], Dyer & Gosztonyi 1999:218 [ref. 24265], Dyer 2000:115 [ref. 26677], Pequeño & Sáez 2000:31 [ref. 24590], Dyer in Reis et al. 2003:521 [ref. 27061], Dyer in Reis et al. 2003:521 [ref. 27061], Dyer & Westneat 2010:601 [ref. 31446], Wingert et al. 2017:525 [ref. 35244]). Current status: Valid as Odontesthes gracilis (Steindachner 1898). Atherinopsidae: Atherinopsinae. Distribution: Southeastern Pacific: Juan Fernández Islands, Chile. Habitat: freshwater, brackish, marine.