Scinax squalirostris (Lutz, 1925)

Class: Amphibia > Order: Anura > Family: Hylidae > Subfamily: Scinaxinae > Genus: Scinax > Species: Scinax squalirostris

Hyla leucotaenia Burmeister, 1861, Reise La Plata-Staaten, 2: 531. Type(s): Not stated, ZMB 7376 considered holotype by Duellman, 1977, Das Tierreich, 95: 88. Pinheiro, Faivovich, Langone, and Kwet, 2014, Zootaxa, 3884: 179–184, noted that the original description referenced two specimens of which 7376 is the sole survivor. Type locality: "Bei Paraná, in den Gebüschen am ufer der Lagunen", Argentina. Synonymy (as Hyla leucotaenia Günther, 1868) with Hyla bracteator by Boulenger, 1882, Cat. Batr. Sal. Coll. Brit. Mus., Ed. 2: 395; with Hyla pulchella by Berg, 1896, An. Mus. Nac. Hist. Nat. Buenos Aires, 5: 201. Pinheiro, Faivovich, Langone, and Kwet, 2014, Zootaxa, 3884: 179–184, discussed the surviving syntype and regarded the name as a senior synonym (nomen oblitum) of Hyla squalirostris Lutz, 1925. 

Hyla squalirostris Lutz, 1925, C. R. Mém. Hebd. Séances Soc. Biol. Filial., Paris, 93 (1925, vol. 2): 212. Syntypes: Not stated; but including AL-MNRJ 954-955 and USNM 96719-20, according to Cochran, 1961, Bull. U.S. Natl. Mus., 220: 61, and Duellman, 1977, Das Tierreich, 95: 102. Type locality: "Serra da Bocaina"; corrected to "Bonito, Serra da Bocaina, boundary of São Paulo and Rio de Janeiro, Brazil" by Cochran, 1961, Bull. U.S. Natl. Mus., 220: 60, and given as "Fazenda do Bonito, Serra da Bocaina, São José do Barreiro, São Paulo", Brazil by Bokermann, 1966, Lista Anot. Local. Tipo Anf. Brasil.: 62.

Hyla lindneri Müller and Hellmich, 1936, Wissenschaft. Ergebn. Deutschen Gran Chaco Exped., Amph. Rept.: 63. Holotype: ZSM 169/1929a (lost) according to Glaw and Franzen, 2006, Spixiana, München, 29: 168; ZSM 169/1929 (two specimens, lost) reported in error as syntypes by Duellman, 1977, Das Tierreich, 95: 59. Type locality: "Junco viejo", Argentina; rendered as "Formosa, Formosa, Argentina" by Lavilla, 1994 "1992", Acta Zool. Lilloana, 42: 73. Synonymy with Hyla fuscomarginata by Lutz, 1973, Brazil. Spec. Hyla: 165. Subsequently placed by Lavilla and Cei, 2001, Monogr. Mus. Reg. Sci. Nat. Torino, 28: 56, as a synonym of Hyla squalirostris.

Hyla evelynae Schmidt, 1944, Field Mus. Nat. Hist. Publ., Zool. Ser., 29: 156. Holotype: FMNH 9561, by original designation. Type locality: "Hacienda Alvarez, 15 km northeast of San Carlos, Uruguay". Synonymy by Gallardo, 1961, Comun. Mus. Argent. Cienc. Nat. Bernardino Rivadavia, Cienc. Zool, 3: 155.

Hyla evelinaeCei and Pierotti, 1957, An. Depto. Invest. Cient. Secc. Biol. Univ. Nac. Cuyo, Tucuman, 2: 13. Spelling error.

Hyla squalirostris evelynae —Klappenbach In Klappenbach and Orejas-Miranda, 1969, Nuestra Tierra, Montevideo, 11: 26.

Ololygon squalirostrisFouquette and Delahoussaye, 1977, J. Herpetol., 11: 393.

Scinax squalirostrisDuellman and Wiens, 1992, Occas. Pap. Mus. Nat. Hist. Univ. Kansas, 151: 23.

English Names

Striped Snouted Treefrog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 64).

Long-snouted Treefrog (Eterovick and Sazima, 2004, Anf. Serra do Cipó: 69-70).


Pantanal region of southeastern Brazil, southern Paraguay, Uruguay, and northeastern Argentina; also recorded from western Bolivia (Apolo) in an interandean dry valley far isolated from other records.


In the Scinax ruber clade of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 96. See nomenclatural discussion regarding Hyla lindneri Müller and Hellmich, 1936, and of Hyla evelynae, which was found to be distinctive, though not resurrected from synonymy by Klappenbach and Langone, 1992, An. Mus. Nac. Hist. Nat. Montevideo, Ser. 2, 8: 183-184. See account by Lutz, 1952, Mem. Oswaldo Cruz, Rio de Janeiro, 50: 615-624. Brandão, Duar, and Sebben, 1997, Herpetol. Rev., 28: 93, provided a record for Brasilia, D.F., Brazil. Achaval and Olmos, 2003, Anf. Rept. Uruguay, ed. 2: 47, provided a brief account and photograph for the Uruguay population. Canelas and Bertoluci, 2007, Iheringia, Zool., 97: 21-26, provided a record for the Serra do Caraça, southern end of the Serra do Espinhaço, Minas Gerais, Brazil. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 12, briefly discussed range in Paraguay. Eterovick and Sazima, 2004, Anf. Serra do Cipó: 69-70, provided a photograph and brief account. Cruz, Feio, and Caramaschi, 2009, Anf. Ibitipoca: 108-109, provided photographs and a brief account for Parque Estadual do Ibitipoca, Minas Gerais, Brazil. Faria, Signorelli, Morais, Bastos, and Maciel, 2013, North-West. J. Zool., Romania, 9: 329-336, reported on geographic variation among populations of Scinax squalirostris, noting that the population from Cristalina municipality (state of Goiás, Brazil) might be a distinct species. 

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