heylandi, Plecostomus Boulenger [G. A.] 1900:165 [Annals and Magazine of Natural History (Series 7) v. 5 (no. 26) (art. 19); ref. 14718] Mountain stream near Santos, São Paulo State, Brazil, elevation 400 feet. Holotype (unique): BMNH 1899.12.18.1. Type catalog: Ferraris 2007:263 [ref. 29155]. •Valid as Kronichthys heylandi (Boulenger 1900) -- (Isbrücker 1980:14 [ref. 2303], Burgess 1989:430 [ref. 12860], Isbrücker 2001:29, 31 [ref. 25653], Isbrücker 2002:20 [ref. 27178], Weber in Reis et al. 2003:365 [ref. 27061], Ferraris 2007:263 [ref. 29155], Roxo et al. 2012:38 [ref. 32073], Pereira & Reis 2017:73 [ref. 35307], Souza et al. 2020:[3] [ref. 38094]). Current status: Valid as Kronichthys heylandi (Boulenger 1900). Loricariidae: Hypoptopomatinae. Distribution: South America: eastern Brazilian coastal streams between Santos and Rio de Janeiro (Brazil). Habitat: freshwater.