2009年5月22日 星期五

巴西東南部聖埃斯皮里圖州碧玉樹蟾屬之兩新種

文獻來源: Caramaschi U, de Pádua Almeida A, Gasparini JL. 2009. Description of two new species of Sphaenorhynchus (Anura, Hylidae) from the State of Espírito Santo, Southeastern Brazil. Zootaxa 2115: 34-46. [摘要下載]

Abstract Two new hylid frog species of the genus Sphaenorhynchus are described from Lagoa Nova (17o57’89”S, 40o25’80”W), Fazenda Gemada, Municipality of Mucurici, State of Espírito Santo, southeastern Brazil. Sphaenorhynchus botocudo sp. nov., a medium sized species (SVL 23.9–29.3 mm in males), is characterized by snout truncate in dorsal view and acute in profile, tympanum concealed, presence of a black line from the tip of snout to eye, delimiting the canthus rostralis, a distinctive longitudinal white spot under the eye, and a white stripe delimited above and below by clear brown lines, from the posterior corner of eye to the groin. Sphaenorhynchus mirim sp. nov., a small sized species (SVL 15.7–18.2 mm in males), is distinguished by the snout truncate in dorsal view and rounded, slightly acute in profile, tympanum concealed, vocal sac developed, single, subgular, extending to the chest and entering the arms, whithout longitudinal lateral folds, vomerine teeth absent, absence of a black line from the tip of snout to eye, absence of distinctive longitudinal white spot under the eye, and absence of white stripe or brown lines on dorsolateral region.