FROGS OF SOUTHEASTERN BRAZIL — COCHRAN 



335 



penultimate phalanx of third ; first finger shorter than second ; no prom- 

 inent pollex, but a wide padlike palmar tubercle and a smaller one on 

 base of first finger; toes webbed at the base, their disks like those of 

 fingers; third toe a little longer than fifth, reaching almost to base of 

 penultimate phalanx of fourth; a long blunt inner metatarsal tubercle 

 and a small round outer one; a wide dermal fringe along inside of 

 tarsus, and another along outer side of fifth toe. When leg is straight- 

 ened, heavy skinfolds appear at knee and heel. Body stout, in post- 

 axillary region narrower than the very broad head. When hind leg 

 is adpressed, heel reaches to nostril; when limbs are laid along the 

 sides, knee and elbow overlap ; when hind legs are bent at right angles 

 to body, heels touch. Skin of upper parts heavily glandular, with 

 elongate tubercles on the sides from above tympanum to groin; top 

 of head, center of back and upper limb surfaces relatively smooth. 

 Center of chin, chest and posterior femur slightly shagreened, rest 

 of ventral surfaces nearly smooth. 



Dimensions. — Head and body 100 mm.; head length 36.5 mm., 

 width 39 mm.; femur 49 mm.; tibia 48 mm.; foot 45 mm.; hand 

 27.5 mm. 



Mathematical analysis (in percentage of the total length) : 



Color in alcohol. — Dorsum uniform deep clove brown; venter 

 heavily mottled all over with clove brown and cream color. Lower 

 surfaces of hands and feet as well as femur uniform brown. 



Remarks. — This frog stays among rocks close to rapid streams and 

 is extremely wary and diSicult to catch. The largest tadpole at hand, 

 USNM 96455 from Teresdpolis, is about 53 mm. from snout to vent. 



Specimens examined 

 BRAZIL: 



Rig de Janeiro: Bonito, Serra da Bocaina, USNM 96763-4, A. Lutz, 1931-4. 



Petr6polis, USNM 96416, 96424-6, Venancio, Dec. 20, 1926. Teres6polis, 



USNM 81149, 96455-6 (tadpoles), 1929-30; ZMB 29493, Miranda-Ribeiro; 



BM 93.12.22.4-5, Goeldi. 

 Sao Paulo: Alto da Serra, MRHN IG Reg. 75 (type of Elosia massarti), 



Massart, September 1922. Boracea, DZSP 2348, Bokermann, Mar. 10, 1948. 



