Xenorhina dubia Boettger, 1895, Zool. Anz., 18: 134. Syntypes: SMF (2 specimens); one of these, SMF 4201, designated lectotype by Mertens, 1967, Senckenb. Biol., 48(A): 51. Type locality: "Nord-Halmaheira, in Höhen bis zu 2200′", Moluccan Is., Indonesia.
Gnathophryne dubia — Méhely, 1901, Termés. Füzetek, 24: 182, 231.
Hylophorbus dubius — Van Kampen, 1923, Amph. Indo-Austral. Arch.: 143.
Phrynomantis dubia — Noble, 1926, Am. Mus. Novit., 212: 20. by implication.
Asterophrys dubia — Parker, 1934, Monogr. Frogs Fam. Microhylidae: 63.
Phrynomantis dubius — Zweifel, 1972, Bull. Am. Mus. Nat. Hist., 148: 464.
Callulops dubius — Dubois, 1988, Alytes, 7: 1-5.
Moluccan Callulops Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 88).
Known only from the type locality (Molucca Is., Indonesia).
Menzies, 2006, Frogs New Guinea & Solomon Is.: 241, provided a brief account. Koch, Arida, Riyanto, and Böhme, 2009, Bonn. Zool. Beitr., 56: 107-129, reported a population similar to this species (as Callulops cf. dubius) from Salibabu Island in the Talaud Islands, Indonesia.
Please note: these links will take you to external websites not affiliated with the American Museum of Natural History. We are not responsible for their content.