fuliginosus, Synbranchus Ranzani [C.] 1839:75 [11], Pl. 11 (figs. 1a-b) [Novi Commentarii Academiae Scientiarum Instituti Bononiensis v. 4 [1840]; ref. 18606] Brazil. Holotype (unique): MZUB 991. Appeared first without description as Ranzani in Alessandrini 1838:433 [ref. 25852]. Dates to publication in a separate, on p. 11 and Pl. 4 in 1839; journal version in 1840. •Synonym of Synbranchus marmoratus Bloch 1795 -- (Rosen & Greenwood 1976:53 [ref. 7094], Kullander in Reis et al. 2003:594 [ref. 27061], Litz & Koerber 2014:32 [ref. 33622], Mirande & Koerber 2015:54 [ref. 35117], Koerber et al. 2017:74 [ref. 35267]). Current status: Synonym of Synbranchus marmoratus Bloch 1795. Synbranchidae. Habitat: freshwater, brackish.