Scinax rossaferesae Conte, Araujo-Vieira, Crivellari & Berneck, 2016, sp. nov (original) (raw)

2016

Abstract

Scinax rossaferesae sp. nov. (Figs. 1–3) Scinax sp. gr. ruber — Crivellari et al. (2012), Crivellari et al. (2014: fig. 6G), Guerra & Bastos (2014: fig. 25). Holotype. CFBH 21027, adult male, from Parque Estadual do Cerrado (24°14'47.16" S; 49°45'7.39" W), municipality of Jaguariaíva, state of Paraná, Brazil, collected on October 21, 2008 by B.V.M. Berneck, R. Recoder, M.V. Segalla, and P.H. Valdujo. Paratypes. Eleven adults collected in two localities in the state of Paraná, Brazil. All are males unless otherwise stated: MZUSP 157140–157142, MHNCI 9226–9228 from Parque Estadual Guartelá (24°37'49.54" S; 50°17'30.61" W), municipality of Tibagi, state of Paraná, Brazil, collected on March 30, 2011 and September 29, 2013. MHNCI 9841, 9843–9844, CFBH 39390 (female), 39391 from Parque Estadual Vila Velha (24°14'02'' S; 49°59'28'' W), municipality of Ponta Grossa, state of Paraná, Brazil, collected on March 30, 2011 and October 10, 2011. Diagnosis. The new species is diagnosed by the following set of characters: 1) SVL 27.8–31.6 mm in males; 2) subovoid snout in dorsal view and slightly acuminate in profile; 3) head slightly longer than wide (HL\HW=1.1– 1.2); 4) small-sized tympanum (1.2–1.44 mm); 5) single, median, subgular vocal sac that does not reach the pectoral region; 6) pointed tubercles absent on the lower jaw; 7) tibia length/snout-vent length = 0.50–0.53; 8) conspicuous pointed tubercle absent on the heel; 9) webbing on the feet always reaching the base of penultimate phalanx between toes II and V, and not surpassing, anteriorly, the proximal half of antepenultimate phalanx in Toe IV; 10) dorsum with a pale yellow, light to dark gray from dark brown, or black background, with round, irregular, and elongate darker blotches; 11) dorsal surface of the shanks with irregular and transversal darker markings; 12) posterior hidden surfaces of thighs light brown, light to dark gray, or black, with lighter, large and irregular blotches (yolk yellow in living [...]

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