Eleutherodactylus spanios Heyer, 1985, Proc. Biol. Soc. Washington, 98: 667. Holotype: MZUSP 23664, by original designation. Type locality: "Brazil: São Paulo, Boracéia, approximately 23°38′ S, 45°50′ W".
Eleutherodactylus (Eleutherodactylus) spanios — Lynch and Duellman, 1997, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 23: 232.
Ischnocnema spanios — Heinicke, Duellman, and Hedges, 2007, Proc. Natl. Acad. Sci. USA, Suppl. Inform., 104: Table 2. Hedges, Duellman, and Heinicke, 2008, Zootaxa, 1737: 27.
Sao Paulo Robber Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 79).
Known only from the type locality in the state of São Paulo, Brazil.
See account by Heyer, Rand, Cruz, Peixoto, and Nelson, 1990, Arq. Zool., São Paulo, 31: 301-302. In the Eleutherodactylus (Eleutherodactylus) binotatus series, unassigned to species group, according to Lynch and Duellman, 1997, Univ. Kansas Mus. Nat. Hist. Spec. Publ., 23: 232. In the Ischnocnema lactea species series of Hedges, Duellman, and Heinicke, 2008, Zootaxa, 1737: 27.
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