Kalophrynus honbaensis Vassilieva, Galoyan, Gogoleva, and Poyarkov, 2014 Hon Bao Sticky Frog

Kalophrynus honbaensis Vassilieva, Galoyan, Gogoleva, and Poyarkov, 2014, Zootaxa 3769(3):422 [type locality: “vicinity of the Yersin station on Hon Ba Mountain, Hon Ba Nature Reserve, Cam Lam District, Khanh Hoa Province, Vietnam (coordinates 12°07´16˝N, 108°56´55˝E, elevation 1500 m a.s.l.)”].

TYPE MATERIAL.— HOLOTYPE: Zoological Museum of the Lomonosov Moscow University (ZMMU) A-4941. PARATYPE: ZMMU A-4943.

DEFINITION.— Small to medium size, adult males 26.7– 36. 8 mm SVL (n = 2); head moderately long 30–32 % HeadL/ SVL; head wider than long 122–129 % HeadW/HeadL; naris closer to snout than to eye 62–71 % NarEye/SnEye; eye moderately large 34–37 % EyeD/HeadL; tympanum visible and smaller than eye 76–78 % Tymp/EyeD; slender moderately long forelimb NA % Forarm/ SVL and forearm to crus length NA % Forarm/CrusL; hindlimb slender, moderately long 129–135 % HndlL/ SVL, 39 % CrusL/ SVL, and 95–97 % CrusL/ThghL; hindfoot well developed 86–99 % HndfL/CrusL.

Vomerine teeth absence; three palatal folds, vomerine one indistinct, postorbital small and smooth, buccal continuous and crenulated; tongue with rounded free end. Skin on margin of mandible smooth in males.

Fingers basal webbing; lengths 3>2>4>1; tips rounded and not dilated; subarticular tubercles prominent, round, and one on digits 1, 2, 4, and two on 3; one small oval palmar tubercle on outer half of palm, bordered distally by four small, round tubercles; smooth nuptial excrescences on base of fingers 2 and 3; no nuptial pad on dorsal surface of hand. Toes modestly webbed not extending beyond proximal subarticular tubercles of toe 4, lengths 4>3>5>2>1; tips rounded, slightly dilated; subarticular tubercles moderate, oval and one on digits 1, 2, two on 3, three on 4, two on 5 (only distal one prominent); moderate oval inner and small, round outer metatarsal tubercles.

In life, dorsum orangish yellow and immaculate, except for inguinal spot; body; dark brown laterally from snout through loris above tympanum onto trunk narrowing at midtrunk and ending before inguina; ventrolaterally fading to yellowish pink of venter; small round, black inguinal spot with faint light border; venter pale yellowish-pink, chin to mid chest dusky, belly largely immaculate.

ETYMOLOGY.— The specific name derives from its presence in the Hon Ba Mountains.

DISTRIBUTION.— Vietnam. Known only from the type locality.

NATURAL HISTORY.— Kalophrynus honbaensis was found on the ground in a small patch of montane evergreen forest.

COMMENTS.— Preceding information extracted from Vassilieva et al. (2014).