Relictivomer Carvalho, 1954, Occas. Pap. Mus. Zool. Univ. Michigan, 555: 13. Type species: Hypopachus pearsei Ruthven, 1914, by original designation.
Plump Frogs (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 92).
As for the single species.
Possibly derived from Dermatonotus and ancestral to Elachistocleis according to Carvalho, 1954, Occas. Pap. Mus. Zool. Univ. Michigan, 555: 14. Possibly conspecific with Elachistocleis ovalis; see comment under Elachistocleis. Formerly in the New World component of Microhylinae; Frost, Grant, Faivovich, Bain, Haas, Haddad, de Sá, Channing, Wilkinson, Donnellan, Raxworthy, Campbell, Blotto, Moler, Drewes, Nussbaum, Lynch, Green, and Wheeler, 2006, Bull. Am. Mus. Nat. Hist., 297: 225, did not address this taxon in their study, and they removed Relictivomer from any subfamily pending resolution of its phylogenetic placement. Van der Meijden, Vences, Hoegg, Boistel, Channing, and Meyer, 2007, Mol. Phylogenet. Evol., 44: 1017-1030, did not address this taxon. Pyron and Wiens, 2011, Mol. Phylogenet. Evol., 61: 543-583, assigned this taxon to Gastrophryninae without comment.
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