2. EANA. 59 



79. Rana elegans. (Plate V. fig. 1.) 

 Hylarana albolabris, part., Giinth. Cat. p. 143. 



Vomerine teeth in two slightly oblique series commencing close 

 to the inner front edge of the choana3. Head moderate, rather de- 

 pressed ; snout long, pointed ; interorhital space as broad as, or 

 broader than, the upper ej'elid ; tympanum very distinct, nearly as 

 largo as the eye. Fingers rather long, first extending beyond 

 second ; toes moderate, nearly entirely webbed ; fingers and toes 

 with slightly swollen tips and strong subarticular tubercles ; inner 

 metatarsal tubercle small, oval ; a small rounded tubercle at the 

 base of the fourth toe. The hind limb being carried forwards along 

 the bod}', the tibio-tarsal articulation reaches nearly the tip of the 

 snout. A prominent, rather broad, glandular lateral fold ; another 

 from beneath the eye to beyond the shoulder, lleddish brown 

 above, sides of head and bodj- darker ; a light line on the upper lip, 

 sometimes missing ; flanks and hinder side of thighs marbled with 

 dark brown ; beneath immaculate, or brown-spotted on the throat 

 and breast. Male with a large flat gland at the base of the arm, 

 and two much developed subgular vocal vesicles. 



W. Africa. 



a-h. S2- W. Africa. Sir A. Smith [P.]. 



c. 2 . ? Sir J. Eichardson [P.]. 



80. Rana albolabris. (Plate Y. fig. 2.) 



Hylarana albolabris, Giinth. Cat. p. 73. 

 Eana albolabris, IMloio. Proc. Ac. PMlad. 1856, p. 153. 

 Limiiodytes albolabris, A. Dum. Arch. Mus. x. p. 226, pi. 18. f. 2. 



Vomerine teeth in two small very oblique groups extending 

 beyond the level of the hinder edge of the choanse. Head moderate, 

 depressed ; snout long, rather pointed ; interorhital space as broad 

 as, or somewhat broader than, the upper eyelid ; tympanum very 

 distinct, nearly as large as the eye. Fingers rather long, first ex- 

 tending beyond second ; toes moderate, nearly entirely webbed ; 

 disks of fingers and toes well developed ; subarticular tubercles 

 strong ; inner metatarsal tubercle small, rounded ; a rather indis- 

 tiiict tubercle at the base of the fourth toe. The hind limb being 

 carried forwards along the body, the tibio-tarsal articulation reaches 

 nearly the tip of the snout. A rather narrow glandular lateral 

 fold ; a glandular fold from beneath the eye to the shoulder. Brown 

 above, sides of head and body darker ; a white line on the upper 

 lip ; limbs cross-barred ; whitish beneath, more or less spotted on 

 the throat, breast, and limbs. Male with two internal vocal sacs, 

 and a flat oval gland at the base of the arm. 



W. Africa. 



a,h. (^ , Gaboon. 



