Hua, Xia; Fu, Cuizhang; Li, Jiatang; Montes de Oca, Adrian Nieto; Wiens, John J.
The treefrog genus Hyla (Anura: Hylidae) consists of at least 31 species found in North America, Central America, Europe, and Asia and is the only genus of hylids that occurs outside the New World. Despite intensive work on the phylogeny of the genus in the past few years, several problems still exist regarding relationships within Hyla. These problems include the unusual placements of H. gratiosa and H. walkeri in some recent studies and the relatively limited taxon sampling of Asian species....[Show more]
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