A New Species Of Elachistocleis Parker (anura, Microhylidae) From The State Of Acre, Northern Brazil

A new species of Elachistocleis is described from the municipality of Xapuri, state of Acre, northern Brazil. It distinguishes from other species by the presence of an immaculate ventral coloration, SVL larger than 31 mm, and width head more than 6.9 mm in adult males. Multivariate analysis based on external morphology also distinguishes the new species from the most morphologically similar species. The advertisement call is described and tadpoles remain unknown. Copyright © 2012 Magnolia Press.34244350Blackburn, D.C., New species of Arthroleptis (Anura: Arthroleptidae) from Ngozi Crater in the Poroto Mountains of southwestern Tanzania (2012) Journal of Herpetology, 46 (1), pp. 129-135Caramaschi, U., Notes on the taxonomic status of Elachistocleis ovalis (Schneider 1799) and description of five new species of Elachistocleis Parker, 1927 (Amphibia, Anura, Microhylidae) (2010) Boletim Do Museu Nacional, Zoologia, 527, pp. 1-32Cei, J.M., Amphibians of argentina (1980) Monitore Zoologica Italiano, 2, pp. 1-609. , New Series MonografiaDonnelly, M.A., Crump, M.L., Potential effects of climate change on two Neotropical amphibian assemblages (1998) Climatic Change, 39 (2-3), pp. 541-561Duellman, W.E., The hylid frogs of Middle America (1970) Monograph of the Museum of Natural History of the University of Kansas, 1, pp. 1-753Frost, D.R., (2011) Amphibian Species of the World: An Online Reference. Version 5.5, , http://research.amnh.org/vz/herpetology/amphibia/, (31 January 2011). American Museum of Natural History, New York, USA (accessed 12 February 2012)Heyer, W.R., Rand, A.S., Cruz, C.A.G., Peixoto, O.L., Nelson, C.E., Frogs of boracéia (1990) Arquivos de Zoologia, 31 (4), pp. 231-410Johnson, C.N., Species extinction and the relationship between distribution and abundance (1998) Nature, 394 (6690), pp. 272-274. , DOI 10.1038/28385Lavilla, E.O., Vaira, M., Ferrari, L., A new species of Elachistocleis (Anura: Microhylidae) from the Andean Yungas of Argentina, with comments on the Elachistocleis ovalis - E. bicolor controversy (2003) Amphibia Reptilia, 24 (3), pp. 269-284. , DOI 10.1163/156853803322440754Napoli, M.F., Caramaschi, U., Description and variation of a new Brazilian species of the Hyla rubicundula group (Anura, Hylidae) (2000) Alytes, 17, pp. 3-4Nunes, C.A., Pansonato, A., Strüssmann, C., Descrição do canto de anúncio de (2011) Elachistocleis Matogrosso, , Caramaschi 2010 (Amphibia, Anura, Microhylidae) da localidade tipo: Cuiabá, Mato Grosso, Brasil. Anais do IX Congresso Latino- Americano de HerpetologiaStrüssmann, C., Campos, V.A., Rodrigues, T.F.D., Almeida, C.H.L.N., Toledo, L.F., Hoogmoed, M.S., Valadão, R.M., New records and geographic distribution map of Elachistocleis magnus Toledo 2010 (Anura: Microhylidae) (2012) Check List, São Paulo, 8 (2), pp. 317-2320Toledo, L.F., A new species of Elachistocleis (AnuraMicrohylidae) from the Brazilian Amazon (2010) Zootaxa, 2496, pp. 63-68Toledo, L.F., Loebmann, D., Haddad, C.F.B., Revalidation and redescription of Elachistocleis cesarii (Miranda- Ribeiro 1920) (Anura: Microhylidae) (2010) Zootaxa, 2418, pp. 50-6