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Angel's Madagascar Frog (Boehmantis microtympanum) (9631508946) (cropped)

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Classis: Amphibia
Subclassis: Lissamphibia
Ordo: Anura

Familia: Mantellidae
Subfamilia: Mantellinae
Genus: Boehmantis
Species: Boehmantis microtympanum
Name

Boehmantis microtympanum (Angel, 1935)

Type locality: "d'Isaka-Ivondro, alt. 700 m ; région de Fort-Dauphin", Madagascar.

Holotype: MNHNP 1935.170-171.
Synonyms

Mantidactylus microtympanum Angel, 1935
Mantidactylus (Mantidactylus) microtympanum — Dubois, 1992
Boehmantis microtympanum — Glaw & Vences, 2006

References

Angel, 1935, Bull. Soc. Zool. France, 60: 202.
Glaw and Vences, 2006, Organisms Divers. Evol., 6: 242.
Frost, D.R. 2021. Amphibian Species of the World: an Online Reference. Version 6.1. Electronic Database accessible at https://amphibiansoftheworld.amnh.org/index.php. American Museum of Natural History, New York, USA. DOI: 10.5531/db.vz.0001 Boehmantis microtympanum . Accessed on 07 June 2008.
2007 IUCN Red List of Threatened Species IUCN: Boehmantis microtympanum (Endangered) Downloaded on 07 June 2008. (as Mantidactylus microtympanum)

Vernacular names
English: Angel's Madagascar Frog

Boehmantis is a genus of frogs in the mantellid subfamily Mantellinae. It is monotypic, being represented by a single species, Boehmantis microtympanum.[4][5] The genus is endemic to Madagascar.[4]

Taxonomy

Boehmantis microtympanum was originally described in the genus Mantidactylus by Fernand Angel. The species was transferred to its own genus, Boehmantis, by Frank Glaw and Miguel Vences. This was justified using molecular data as well as by the lack of femoral glands, which are present in all other species in the subfamily Mantellinae.[2][3]
Etymology

The generic name honours Wolfgang Böhme [de], German herpetologist.[2]
Description

Boehmantis microtympanum are relatively large frogs, with adults measuring 40–60 mm (1.6–2.4 in) in snout–vent length. The tympanum is rather indistinct and small. The finger and toe tips bear well-developed discs; the fingers have no webbing whereas the toes are fully webbed. Dorsal skin is smooth. The dorsal colouration varies from olive greenish to—especially in subadults—brown, with lighter or darker indistinct markings. The ventral parts are white, often with dark spots or marblings on the throat and chest.[2][6]

This species is not known to be able to call.[2]
Distribution and habitat

This species is endemic to southeastern Madagascar and is known from Midongy du sud National Park south to Andohahela National Park.[1][7] It occurs in pristine and degraded forests, usually in mature ones, with one record from an open area next to a relict forest. It lives in fast-flowing, rocky streams at elevations of 50–1,000 m (160–3,280 ft) above sea level.[1]
Conservation status

Boehmantis microtympanum is currently considered Vulnerable by the IUCN due to its limited range and ongoing habitat destruction. Nevertheless, it is locally common and occurs in two national parks (Midongy du sud and Andohahela) as well as in Tsitongambarika Classified Forest.[1]
References

IUCN SSC Amphibian Specialist Group (2016). "Boehmantis microtympanum". IUCN Red List of Threatened Species. 2016: e.T57505A84174507. doi:10.2305/IUCN.UK.2016-1.RLTS.T57505A84174507.en. Retrieved 15 November 2021.
Glaw, Frank & Vences, Miguel (2006). "Phylogeny and genus-level classification of mantellid frogs (Amphibia, Anura)". Organisms, Diversity & Evolution. 6 (3): 236–253. doi:10.1016/j.ode.2005.12.001.
Frost, Darrel R. (2021). "Boehmantis microtympanum (Angel, 1935)". Amphibian Species of the World: An Online Reference. Version 6.1. American Museum of Natural History. doi:10.5531/db.vz.0001. Retrieved 18 February 2021.
Frost, Darrel R. (2021). "Boehmantis Glaw and Vences, 2006". Amphibian Species of the World: An Online Reference. Version 6.1. American Museum of Natural History. doi:10.5531/db.vz.0001. Retrieved 18 February 2021.
"Mantellidae". AmphibiaWeb. University of California, Berkeley. 2010. Retrieved 18 February 2021.
"Boehmantis microtympanum". AmphibiaWeb. University of California, Berkeley. 2021. Retrieved 18 February 2021.
Glaw, Frank & Vences, Miguel (2007). A Field Guide to the Amphibians and Reptiles of Madagascar (3rd ed.). Cologne, Germany: Vences & Glaw Verlags. ISBN 978-3929449037.

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