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

Charadrahyla esperancensis Canseco-Márquez, Ramírez-González, and González-Bernal, 2017

Class: Amphibia > Order: Anura > Family: Hylidae > Genus: Charadrahyla > Species: Charadrahyla esperancensis

Charadrahyla esperancensisCanseco-Márquez, Ramírez-González, and González-Bernal, 2017, Zootaxa, 4329: 65. Holotype: MZFC 28699, by original designation. Type locality: "Arroyo Los tres manantiales, La Esperanza, Oaxaca, Mexico. 1640 mts. 17.6236° N, 96.3652° W". Zoobank publication registration: 66BE88AF-569C-4F61-92DF-DB1F4CE54D23

Common Names

Esperanza Treefrog (original publication).

Distribution

Known only from the type locality (La Esperanza) and 25 km from there at Santa Cruz Tepetotutla, in the Sierra Juarez of northern Oaxaca, Mexico, at 1640 m elevation.

Geographic Occurrence

Natural Resident: Mexico

Endemic: Mexico

Comment

Canseco-Márquez, Grünwald, Reyes-Velasco, Montaño-Ruvalcaba, and Campbell, 2026, Herpetozoa, Wien, 39: 49–79, discussed systematics and provided a dot map of the distribution. Mendoza-Ruíz, Arreortúa, Flores-Torres, Chaves-Acuña, Faivovich, and González-Bernal, 2026, Zootaxa, 5862: 382–392, reported on larval morphology, and noted a locality from Santa Cruz Tepetotutla, previously reported as Duellmanohyla ignicolor by Flores-Torres, Arreortúa, and González-Bernal, 2022, ZooKeys, 1097: 117–132.

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For additional information see AmphibiaWeb report
For information on conservation status and distribution see the IUCN Redlist
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