immaculatus, Synbranchus Bloch [M. E.] 1795:87, Pl. 419 (fig. 1) [Naturgeschichte der ausländischen Fische v. 9; ref. 464] Suriname; Tranquebar [Tharangambadi], India [erroneous]. On p. 77 of Bloch's Ichthyologie, v. 12 [ref. 21381]. •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.