januarius, Girardinus Hensel [R.] 1868:360 [Archiv für Naturgeschichte v. 34 (pt 1); ref. 14075] Rio de Janeiro, Brazil. Lectotype: ZMB 7422. Paralectotypes: (40) ZMB 7423-24 (4, 1), 31479 [or 31497] (20), 33219 [ex ZMB 7422] (1). Type catalog: Paepke & Seegers 1986:173-174 [ref. 19981]. Lectotype selected by Lucinda 2005:380 [ref. 28403]. •Valid as Phalloptychus januarius (Hensel 1868) -- (Rosen & Bailey 1963:74 [ref. 7067], Malabarba 1989:161 [ref. 14217], Lucinda in Reis et al. 2003:566 [ref. 27061], López et al. 2003:72 [ref. 27366], Menni 2004:86 [ref. 28131], Lucinda 2005:378 [ref. 28403], Lucinda & Reis 2005:43 [ref. 29205], Koerber & Litz 2009:1 [ref. 31159] with earlier misidentifications, range only Brazil, Di Dario et al. 2013:263 [ref. 37503], Meyer 2015:194 [ref. 34698], Nión et al. 2016:43 [ref. 35565], Huber 2019:91 [ref. 36941], Reis et al. 2020:474 [ref. 38364]). Current status: Valid as Phalloptychus januarius (Hensel 1868). Poeciliidae: Poeciliinae. Distribution: South America: southeastern Brazil and Uruguay. Habitat: freshwater.