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Charadrahyla

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Charadrahyla
Charadrahyla chaneque
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Hylidae
Genus: Charadrahyla
Faivovich [fr], Haddad [fr], Garcia [fr], Frost, Campbell, and Wheeler [fr], 2005[1]
Type species
Hyla taeniopus
Günther, 1901
Species

10 species (see text)

Charadrahyla is a group of frogs in the family Hylidae.[2][3] They live in southern Mexico.[2] The name of this genus comes from the Greek word charadra ("ravine") and Hyla.[1] Accordingly, common name ravine treefrogs has been coined for the genus.[2]

Taxonomy and systematics

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Scientists made this genus in 2005 after looking closely at all the frogs in Hylidae.[1] The frogs in Charadrahyla are those that used to be in the Hyla taeniopus group as defined by William E. Duellman [fr] in 1970.[2][1] The genus was originally made using molecular markers and no morphological synapomorphies, meaning that scientists only used the frogs' genes to tell whether they should be in this group. They did not use what the frogs looked like or how their bodies worked.[1] The closet related group to Charadrahyla is the genus Megastomatohyla.[4]

Five of the frogs in this genus were in the genus Hyla before 2005.[1] Since then, scientists discovered two species of frogs for the first time, and placed them in Charadrahyla too.[2] Another two were moved into Charadrahyla from Exerodonta in 2018 after scientists studied their DNA.[4]

Description

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The frogs in Charadrahyla are large for frogs. They lay eggs in streams in cloud forests and humid pine-oak forests of central and southern Mexico.[5] Most of the male frogs in this genus are 44–81 mm (1.7–3.2 in) long from nose to rear end and females 60–81 mm (2.4–3.2 in). But the former Exerodonta species, Charadrahyla juanitae and Charadrahyla pinorum, are much smaller, with males 28–36 mm (1.1–1.4 in) and females 35–40 mm (1.4–1.6 in).[4] Most species have a brownish skin on their backs with large spots (exception is Charadrahyla altipotens).[5]

As of 2019, there were ten species in this genus:[2][3][6]

References

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  1. 1.0 1.1 1.2 1.3 1.4 1.5 Faivovich, Julián; Haddad, Célio F.B.; Garcia, Paulo C.A.; Frost, Darrel R.; Campbell, Jonathan A. & Wheeler, Ward C. (2005). "Systematic review of the frog family Hylidae, with special reference to Hylinae: phylogenetic analysis and taxonomic revision". Bulletin of the American Museum of Natural History. 294: 1–240. CiteSeerX 10.1.1.470.2967. doi:10.1206/0003-0090(2005)294[0001:SROTFF]2.0.CO;2. hdl:2246/462. S2CID 83925199.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 Frost, Darrel R. (2020). "Charadrahyla Faivovich, Haddad, Garcia, Frost, Campbell, and Wheeler, 2005". Amphibian Species of the World: an Online Reference. Version 6.1. American Museum of Natural History. doi:10.5531/db.vz.0001. Retrieved 23 December 2020.
  3. 3.0 3.1 "Hylidae". AmphibiaWeb. University of California, Berkeley. 2020. Retrieved 23 December 2020.
  4. 4.0 4.1 4.2 Faivovich, Julián; Pereyra, Martín O.; Luna, María Celeste; Hertz, Andreas; Blotto, Boris L.; Vásquez-Almazán, Carlos R.; McCranie, James R.; Sánchez, David A. & Baêta, Délio (2018). "On the monophyly and relationships of several genera of Hylini (Anura: Hylidae: Hylinae), with comments on recent taxonomic changes in hylids". South American Journal of Herpetology. 13 (1): 1–32. doi:10.2994/sajh-d-17-00115.1. hdl:11336/94370. S2CID 90074090.
  5. 5.0 5.1 5.2 Campbell, Jonathan A.; Blancas-Hernández, J. Cristian & Smith, Eric N. (2009). "A new species of stream-breeding treefrog of the genus Charadrahyla (Hylidae) from the Sierra Madre del Sur of Guerrero, Mexico". Copeia. 2009 (2): 287–295. doi:10.1643/ch-08-143. JSTOR 25512227. S2CID 85084950.
  6. "A New Species of Charadrahyla (Anura: Hylidae) from the Cloud Forest of western Oaxaca, Mexico". Novataxa. Retrieved 11 February 2019.
  7. Duellman, William E. (1968). "Descriptions of new hylid frogs from Mexico and Central America". University of Kansas Publications, Museum of Natural History. 17: 559–578. doi:10.5962/bhl.part.7138.
  8. Mendelson III, Joseph R. & Campbell, Jonathan A. (1999). "The taxonomic status of populations referred to Hyla chaneque in southern Mexico, with the description of a new treefrog from Oaxaca". Journal of Herpetology. 33 (1): 80–86. doi:10.2307/1565545. JSTOR 1565545.
  9. Günther, Albert C. L. G. (1901). "Hyla tæniopus, sp. n.". Reptilia and Bactrachia. Biologia Centrali-Americana. pp. 269–270.
  10. Adler, Kraig & Dennis, David M. (1972). "New tree frogs of the genus Hyla from the cloud forests of western Guerrero, México". Occasional Papers of the Museum of Natural History, University of Kansas. 7: 1–8.