Search tool	Example of search string in box	What that means to the database
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	Hyl*	Will find all uses of "Hyl . . ." anywhere in a record: e.g., Hylarana, Hyla, Hylidae, Hylinae, Hylaedactyla.
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	*Hyla	Will find all uses of ". . . hyla" anywhere in a record: e.g., Hyla, Hylidae, Plectrohyla, Ptychadena hylaea, Adenomera hylaedactyla
	Hyla	Will find all records that contain stand-alone uses of Hyla: e.g., Hyla, Hyla arenicolor
Strings of words without quotation marks	Lithobates pipiens	Interprets this as "Lithobates OR pipiens" so will find the union of all records that contain either "Lithobates" or "pipiens": e.g., Lithobates omiltemanus, Hylorana pipiens
Strings of word with quotation marks	"Lithobates pipiens"	Interprets this as "Lithobates AND pipiens" so will return all records that have the character string "Lithobates pipiens" anywhere within a record: e.g., all members of the Lithobates pipiens complex.
AND statement. Means that the results of the search must include both words held together by an AND	Lithobates AND pipiens	Same as "Lithobates pipiens"
OR statement. Means that the results of the search will all records that have either of the terms held together by an OR	Lithobates OR "Costa Rica"	Recovers all records that contain the word "Lithobates" or "Costa Rica": 402 records inasmuch as this will include all records for the entire amphibian fauna of Costa Rica
Combining Boolean operators within the Basic Search box (AND, OR, NOT, quotation marks)	Lithobates AND "Costa Rica" NOT forreri	Recovers only records that contain the word Lithobates AND "Costa Rica", but excludes any record that contains the word "forreri" in any part of the record: 9 records
Printable HELP file

Search tool	Example of search string in box	What that means to the database
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	Hyl*	Will find all uses of "Hyl . . ." anywhere in a record: e.g., Hylarana, Hyla, Hylidae, Hylinae, Hylaedactyla.
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	*Hyla	Will find all uses of ". . . hyla" anywhere in a record: e.g., Hyla, Hylidae, Plectrohyla, Ptychadena hylaea, Adenomera hylaedactyla
Single word	Hyla	Will find all records that contain stand-alone uses of Hyla: e.g., Hyla, Hyla arenicolor
Strings of words without quotation marks	Lithobates pipiens	Interprets this as "Lithobates OR pipiens" so will find the union of all records that contain either "Lithobates" or "pipiens": e.g., Lithobates omiltemanus, Hylorana pipiens
Strings of word with quotation marks	"Lithobates pipiens"	Interprets this as "Lithobates AND pipiens" so will return all records that have the character string "Lithobates pipiens" anywhere within a record: e.g., all members of the Lithobates pipiens complex.
AND statement. Means that the results of the search must include both words held together by an AND	Lithobates AND pipiens	Same as "Lithobates pipiens"
OR statement. Means that the results of the search will all records that have either of the terms held together by an OR	Lithobates OR "Costa Rica"	Recovers all records that contain the word "Lithobates" or "Costa Rica": 402 records inasmuch as this will include all records for the entire amphibian fauna of Costa Rica
Combining Boolean operators within the Basic Search box (AND, OR, NOT, quotation marks)	Lithobates AND "Costa Rica" NOT forreri	Recovers only records that contain the word Lithobates AND "Costa Rica", but excludes any record that contains the word "forreri" in any part of the record: 9 records
Printable HELP file

Scinax similis (Cochran, 1952)

Class: Amphibia > Order: Anura > Family: Hylidae > Genus: Scinax > Species: Scinax similis

Hyla similis Cochran, 1952, J. Washington Acad. Sci., 42: 50. Holotype: USNM 97317, by original designation. Type locality: "Manguinhos near the city of Rio de Janeiro", Rio de Janeiro, Brazil.

Hyla x-signata similis — Lutz, 1973, Brazil. Spec. Hyla: 145.

Ololygon similis — Fouquette and Delahoussaye, 1977, J. Herpetol., 11: 392.

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

Common Names

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

Distribution

Southern Paraguay, east and north into the Brazilian states of Rio de Janeiro and São Paulo, Espírito Santo, Minas Gerais, Goias, and Alagoas, Ceará, and west into Pará, Tocantins, Mato Grosso, Maranhão, and Pará, and extending into adjacent Bolivia and Suriname.

Geographic Occurrence

Natural Resident: Argentina, Bolivia, Brazil, Paraguay, Suriname

Comment

In the Scinax ruber clade of Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005, Bull. Am. Mus. Nat. Hist., 294: 96. Alves and Carvalho-e-Silva, 1999, Rev. Brasil. Zool., 16: 507–512, provided a morphological comparison of larvae of Scinax similis and Scinax ruber. Izecksohn and Carvalho-e-Silva, 2001, Anf. Municipio Rio de Janeiro: 60, provided a brief account and photo. Rödder, Guarnirei, and Teixeira, 2006, Herpetol. Rev., 37: 489-490, provided the record for Espírito Santo. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 12, provided a Paraguayan locality. Rossa-Feres and Nomura, 2006 "2005", Biota Neotrop., São Paulo, 6 (2: bn00706012006): 1–24, characterized larval morphology of this species and provided a key to the larvae of northwestern São Paulo state, Brazil. Bilate and Lack, 2011, S. Am. J. Herpetol., 6: 54–58, reported on the advertisement call. Weiler, Núñez, Airaldi, Lavilla, Peris, and Baldo, 2013, Anf. Paraguay: 79, provided a brief account, image, and dot map for Paraguay. Vaz-Silva, Maciel, Nomura, Morais, Guerra Batista, Santos, Andrade, Oliveira, Brandão, and Bastos, 2020, Guia Ident. Anf. Goiás e Dist. Fed. Brasil Central: 89, provided an account for Scinax aff. similis. In the Scinax nasicus group of Araujo-Vieira, Lourenço, Lacerda, Lyra, Blotto, Ron, Baldo, Pereyra, Suárez-Mayorga, Baêta, Ferreira, Barrio-Amorós, Borteiro, Brandão, Brasileiro, Donnelly, Dubeux, Köhler, Kolenc, Leite, Maciel, Nunes, Orrico, Peloso, Pezzuti, Reichle, Rojas-Runjaic, Silva, Sturaro, Langone, Garcia, Rodrigues, Frost, Wheeler, Grant, Pombal, Haddad, and Faivovich, 2023, S. Am. J. Herpetol., 27 (Special Issue): 119 (see comment under Hylinae). Santos, Feio, and Nomura, 2023, Biota Neotrop., 23 (3:e20231486): 1–43, characterized tadpole morphology as part of an identification key to the tadpoles of the Brazilian Cerrado. Fadel, Silva, Rodrigues, Brandão, Santana, and Mângia, 2025 , Zootaxa, 5618: 18, reported the species from Caseara municipality, Tocantíns, Brazil, and commented on the literature. Nogueira, Reis, Affonso, Strüssmann, and Sampaio, 2026, Genet. Mol. Biol., 49(e20250053): 1–10, provided a genetically-confirmed records from Pará and Mato Grosso, Brazil, and discussed the distribution.

External links:

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For images search CalPhoto Images and Google Images
To search the NIH genetic sequence database, see GenBank
For additional information see AmphibiaWeb report
For information on conservation status and distribution see the IUCN Redlist
For related information on conservation and images as well as observations see iNaturalist