98 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



Genus CANIS. 



There are at least two carnivors represented in the collections which 

 are referable to Canis as that genus is at present understood. One 

 species is here described. 



CANIS ARMBRUSTERI.i new species. 



r?/pe.— Portion of a left lower jaw (Cat. No. 7662, U. S. Nat. Mus.), 

 containing three teeth, p^ to m^. (See figs. 2, 2a.) 



Paratypes. — Portion of a right lower jaw (Cat. No. 7661, U. S. Nat. 

 Mus.) containing four teeth, 2>2 to m^ (see figs. 3, 3a), and the alveoli 

 for Pi, and the canine; and portions of the right and left lower jaws 



Fig. 2.— Canis akmbkusteri, type-specimen, portion of left lower jaw. 2. Outer \iew, 2-3 nat. 

 SIZE. o. Superior view, nat. size. 



of another mdividual (Cat. No. 7482, U. S. Nat. Mus.), containing 

 teeth (see figs. 5, 5a), which include the carnassials of both sides, 

 and 7)12 and the posterior half of p^ of the left side. 



Description. — Size slightly less than that of C. occidcntalis, as that 

 species has been defined b}^ Miller, ^ but the tooth characters indicate 

 an animal quite distinct from any of the true wolves. Its principal 

 differences are seen in the greater relative depth of jaw, smaller canine, 

 more simple p^ and p^, the presence of a posterior basal tubercle on 

 p^, and in the relatively larger heel of the carnassial. The paraconid 



' This species is named in honor of Mr. Raymond Armbruster, through whose efforts the Cumberland 

 Cave deposits were first brought to scientific notice. 

 > Smiths. Misc. CoU., vol. 59, No. 15, 1912, p. 2. 



