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388 ]5ulli:tin ai, united states national museum. 



(iciitioiis. IViiuiiial plmlaiigcs simple. No vomeriue teetb. Tongue 

 simple, oval. 



Tliiee species ol' this genus are known, tbe rare //. oxyrhinKS and the 

 //. rariolosus, which, with its subspecies Inguinalis Cope, ranges from 

 Costa liica to (luateiiiala on tlie east, and Miehoaean on the west. A 

 new one is now added. The species dill'er as I'ollows: 



Head oiic-Kixlli lotal loiij^tli ; toes willi a slmri web; iiu lateral band. 



II. rarioJoaiis Cope. 



Head Diic-ciulilli total length; toes witlioiil trace ol' well ; heel to liiiiiieriis ; no lat- 

 eral hand //. ciiinii^ Copo. 



"Toes with a sli^iht web; heel to end ot' nmz/le; a blackish lateral band:" Hoiih'i- 

 ger JI. ouyrhinus lioiil. 



IlYrul'AL'Hl'S CUNEUS Cope. 

 Fl(i. OS. TIiipnpachiiK fiinctis. San lli'Cn, Tox. : }. 



Head small; body hirge; lind)s short. JMuz/.ie scarcely longer than 

 diameter of eye, projecting a little beyond mouth border. A dermal 

 groove across liead at jjoslerior borders of eyelids, and one from below 

 l)osterior canthus of eye toslioidder. Aiiotlier across thorax from the 

 inferior origin ot one humerus to tiie other. Sl;in everywhere smooth. 

 Tynii)anic drum iin isihh-. When tlieauterior limb is extended the end 

 of the for iin readies tlu' end of tlie mu/zh'. Tlu^ distal end of the 

 tarsus rea(!hes the anterior base of the Immerus, and the eiul of the 

 second toe readies the end of tiie muzzle wiien the hin<l limb is ex- 

 tended. The third linger is ratiier elongate, and the lengths of the lin- 

 gers are in order, bej:iiiiiiMg with tlie shortest, l-L'-l-;<, the second and 

 fourth being eciual. In the posteiior foot the lengtiis are, beginning 

 with the shortest, l-l'-r)-;)-4, the second and liftli being about ecjual, 

 and the third a good deal shorter than the fourtii. Tlie palmar tu- 

 bercles are not very distinct. At the distal end of the tarsus there are 

 two large, subecpnd, sharp-edged tuberosities. The edge of the internal 

 is obli<]ue, that ol the external transverse. l>istinet small tuberc^les 

 under the articulation of the plialangi\s. The femur is almost entirely 

 inclosed in the integument of the body. 



TIh' tongue is large, and forms ati elongate Hatellip-e. The internal 

 nostrils are anterior, and are a litth^ further apart than the exteiiial 

 nostrils. The latter ar(> nearly terminal in position. 



The color is light brown, or grayish-brown, sometimes tinged with 

 oliv«% and there is generally a pale median vertdnal line. Tiiere. is a 

 wide baud on each side of a paler tint, extending from the orbit to near 



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