lOC Merriam — y^trn- Urocket froui \%tcutan. 



113 mm. loii^f), deeply plicated or furrowed longitudinally; neck haired 

 like rest of body (not scantily as in M. aartorii). 



Color. — Animal drab brown above and below, becoming gra\ ish on 

 neck: hairs of back annulated subapically with i)ale fulvous: chin, un- 

 derlip. front of upperlip, inguinal region, and inner sides of thighs and 

 foreleg white or whitish: anal region and upper side of tail dull fulvous: 

 underside of tail while: ears drab brown with white spot or edging at 

 anterior base of ()])ening: muzzle and sides of face drab brown: anlerioi' 

 base of ear. eyelids, anil upperlip washed with fulvous; forehead 

 marked with patches of rusty red: foreleg and fore and hind feet dull 

 fulvous. 



(JranidJ rlninictivs. — Skull similar in general to that of Karfarii but a 

 tritie larger: rostrum broader, especially anteriorly: nasals decideilly 

 longer: frn/tfidx nri/ iioich hrimder behind orbits: lachrymal larger, the 

 lachrymal depression larger and more evenl> rounded (basin shaped), 

 outer edge of s(]iu\mosal root of zygoma with a strong aiul abrupt up- 

 ward curve or bend near base: posterior projection of palate broader: 

 foramina ovale more broadly open and looking more directly downward 

 [in Hartorii they are narrowed and look more obliquely forward and out- 

 ward]: basioccipital with a strongly developed constriction or notch on 

 each side immediately in front of condyles: mastoids larger, descending 

 on outer sides of paroccipital processes: molari form teeth larger: crown 

 of 2<1 lower premolar much longer: crown of iUl lower premolar thicker 

 and larger in every waj': true molars nearly the same size as in auriin-ii 

 although the last is slightly larger. 



Measiiniiiintx. — Type specimen ((j^ ad.): total length ll".^"): tail verte- 

 br.e 140: hind foot 27;}: height at shoulder .i72. 



!<l,-i(U. — Type specimen {(f ad.): basal length \iS\\: occipitonasal length 

 l.")?: least breadth of frontals between horn cores and orbits (iS: breadth 

 across posterior rims of orbits 7:5.."): breadth of horn cores just below 

 burr 77: zygomatic breadth 82: least interorbital breadlh 14: length of 

 nasals .")!): joint length of basioccipital and basisphenoid 4.").."): length of 

 ujiper molar series on alveoli ."iO: length of antler 113. Adult 9 fi'om 

 Apazote, Campeche: basal length KiO: occipionasal length 101; length 

 of nasals .■)7.."): breadth of frontals at jxislerior corner, of orbits .)7: least 

 interorbital breadth 3!): palatal length Id!); length of ui)i)er mol;vr series 

 on alveoli 52.5. 



