416 MISS JOAN B. PROCTER ON TAILLESS 



with a light dark-edged lateral band passing I'ound snout and 

 ending on the sacral region; it has also a fine dark vertebral line. 

 Several young in the British Museum collection have similar 

 markings, but the seven noted above difl'er considerably. In 

 these the light lateral band is heavily bordered with black, the 

 enclosed dorsal area and upper sui'faces of tibia, tai-sus. and 

 forearm irregularly spotted with black or dark grey ; they have 

 also a large white dark-edged spot on the heel. The markings 

 of the smallest specimen are so light and indistinct that it more 

 resembles the type specimen. 



17. Rappia platyrhinus, sp. n. 



Nairobi. 



1 specimen, c? . 



Head small, broad as long, moderately depressed ; snout flat, 

 markedly truncate, as long as diameter of eye ; canthus rostralis 

 feebly marked ; loreal region oblique, concave ; nostril at end of 



Text-fieure 3. 



Rappia platyrhinus. Nat. size. 



snout ; interorbital space nearly twice width of upper eyelid : 

 tympanum hidden. Fingers long, | webbed, second longer than 

 first ; toes slender, fully webbed ; subarticular tubercles soft, 

 flat, small ; inner metatarsal tubercle also soft and small ; no 

 outer one. Tibio-tai'sal articulation reaches middle of eye ; 

 length of tibia 5 times its breadth, 1 ^ times in length from snout 

 to vent. Skin smooth above, granular below. Uniformly 

 brownish -grey above, finely speckled with black pigment cells 

 which are slightly concentrated along canthus I'ostralis. Male 

 with internal vocal sac and adhesive sub<>u]ar disc. 



