sagittula, Euctenogobius Günther [A.] 1862:372 [3] [Proceedings of the Zoological Society of London 1861 (pt 3); ref. 1968] Pacific coast of Central America. Holotype (unique): BMNH 1861.8.13.26. On p. 3 of separate. •Valid as Gobionellus sagittula (Günther 1862) -- (authors). •Valid as Ctenogobius sagittula (Günther 1862) -- (Allen & Robertson 1994:261 [ref. 22193], Hoese in Fischer et al. 1995:1134 [ref. 22829], De La Cruz Agüero et al. 1997:165 [ref. 24545], De la Cruz-Agüero & Cota-Gómez 1998:357 [ref. 23520] as sagitulla, Chirichigno F. & Vélez D. 1998:153 [ref. 24555], Ruiz-Campos et al. 1999:134 [ref. 24154], Castro-Aguirre et al. 1999:441 [ref. 24550], Lea & Rosenblatt 2000:126 [ref. 25206], Thomson et al. 2000:293 [ref. 25640], Pezold 2004:273 [ref. 27685], Nelson et al. 2004:170 [ref. 27807] dated 1861, Love et al. 2005:161 [ref. 37547] dated 1861, Matamoros et al. 2009:24 [ref. 31241] dating to 1861, Van Tassell 2011:143 [ref. 31732], Angulo et al. 2013:1008 [ref. 33194], McMahan et al. 2013:453 [ref. 32422], Page et al. 2013:176 [ref. 32708], Barriga Salazar 2014:119 [ref. 35745] as saggitula, Jiménez-Prado et al. 2015:359 [ref. 34894], Galván-Villa et al. 2016:149 [ref. 34871], Kells et al. 2016:304 [ref. 35888], Romero-Berny et al. 2018:92 [ref. 35859], González-Murcia et al. 2019:293 [ref. 36544], Angulo et al. 2020:7 [ref. 37425], Angulo 2021:11 [ref. 38913], Love et al. 2021:204 [ref. 39279], Parenti 2021:311 [ref. 38603], Meza-Vargas et al. 2022:4 [ref. 39566], Pezold 2022:111 [ref. 39351], Angulo et al. 2023:37 [ref. 40676], Barrientos et al. 2023:272 [ref. 41235], Page et al. 2023:121 [ref. 40505], Siccha-Ramirez et al. 2023:163 [ref. 40816], Valenzuela et al. 2023:95 [ref. 40815]). Current status: Valid as Ctenogobius sagittula (Günther 1862). Oxudercidae: Gobionellinae. Distribution: Eastern Pacific: San Diego Bay, southern California (U.S.A.) south to northern Peru, including Gulf of California (Mexico). Habitat: freshwater, brackish, marine.