

i 





120 JUILLiniN lil, IIMTKI) STATKS NATIONAL MUSKUM. 



imich reduml, and the snake like form of one of the species. The speeies 

 are four, as follows : 



I. Costal i)litu', ei),'Iitefii; (ho toes well dovclopixl, palmutt!. 



Outer posterior toe woll (lov.'Ioi.ed ; liinil liriili extending' over 7.5 eostal Inter- 

 spaces, fore liiiil) toorl.it: tail e(|iial boily and liead to orliit, more slender than 



tlu- body; belly yellowish II. i„u-iJic,iH. 



II. Costal pliea'. nineteen to twenty-one : toes very nidiniental, little distinct. 

 a. Parasplienoid teeth in one patch. 



Mind linibexlendinj; over six costal interspaces; fore limb nearly to orl>it ; tail 

 as Ion-,' as body ami head to orbit ; width of head seven times from nin/zlo to 



jrn,in;"belly black J'- iiiynniilnn. 



Hind limb extcndinj? over fonr costal interspaces; foro limb not to iiiiHiIe of 

 month; tail thick as body, .is loiij; as body and head plus the len>;tli from 

 mn/./.le to axilla; width of head vl'^ht times (mm nin/.zlc to ;;roin; belly 



f,,.„^y,, Ji. atlvnuatun, 



aa. rarasplu'noid te<'tli in two [patches. 

 Hind limb extendiii'; over lour costal spaces; tail uu)ri! than twici^ as lonj; as 

 head and body; sides dark /'. aiiiilalii'i. 



l$ATlx'AClI().'<i:i'S CAUDATCS Cope. 



(I'late i.xxxi, li^'. -.'.) 



riead short, wide, iiiu/zle as lonj;- as eye, the nostril not (jiiite ter- 

 minal, li 'iij^th from end of muzzle t(t humerus euterinj;- 3..'53 limes in 

 lenjith froiu humerus to axilla. The.se pioportions are those of the- 

 li. attcnuatus. Tail excessively elonoate, l'.-' the len;.;th of the head 

 and body. In the 7>. (tttenitdtus the tail is !.(> the len^^th of the head 

 and body and less (measurements made from femur). Limbs about {»s 

 in B. attenuatKH, the anterior reachiiij;' the lirst dermal j^roove behind 

 tlie mouth, and the posterior eoverinj.;- four intercostal spaces when ex- 

 tended forwards. The inner dij,qts are rudimental, that of the anterior 

 foi)t possessing a metacarpus only. The costal fj;ro()ves number f went' 

 one; they extend across the abdomen, liut are not visible on the bacL. 

 The tongue is a longitudinal oval. The vomerine teeth form two con- 

 vergent brands directed inwards and posteriorly from within the choan;e. 

 They are better developed than in li. aftenuKtiis. The i>arasphenoid 

 teeth are in two distinct patches, thus ditfering from those of the Ji. 

 attenuattiHj where they form a single patch. 



Mtasitrcinents. 



M. 



Total length Kid 



Leuf^th to axilla Oll.'i 



Lenj;tli to <froiu O.'il 



Len,nth to base of tail (I.')7 



Width of head OOtJ 



Lonjfth of forelindi (KlOo 



Leuf^th of bind limb 007 



The general color is brown. It is deeper on the sides to a line on 

 each side of the back and on the anterior half of the abdomen and on 

 the superior surface of the distal part of the tail. (Jultir region ami 

 chin yellowish, 



I 



4 



> 4'' 



ll 



t| 



(I 

 til 



