65 



1. Last molar of upper jaw (M — J transverse; (with the inner ledge 

 compressed). 



ZOHILLINAB. (E.) 



D. Auditory bulla little inflated, transversely constricted behind the mea- 

 tus auditorius externus and thence inwards ; in front flattened forwards : 

 periotic region expanded outwards and backwards. Palate deeply 

 emarginated. 



1. Last molar of upper jaw (M— J quadraugular, wide, but with an 

 extended outer incisorial ledge. 



MEFHITINAB. (D.) 



II. Skull with the cerebral portion swollen backwards and outwards ; and 

 with the rostral portion abbreviated, high and truncated forwards, and 

 widened and depressed above: anteorbital foramen enlarged and pro- 

 duced downwards and backwards. Feet with well-developed iuterdigital 

 membrane, and adapted for swimming. 



A. Teeth normal, 3G (M l, PM ;], C {-, I ;'x2): sectorial tooth (PM — ) 

 normal, efficient, with an expanded inner ledge ; the other molars 

 submusteline. Posterior feet with normally long digits. 



LUTEIN AE. (G.) 



B. Teeth very aberrant, 32 (M \, PM f, C \, I § — the lower inner incisors 

 being lost — X^) : sectorial tooth (PM— J defunctionalized as such, 

 compressed from before backwards ; the other molars also with blunted 

 cusps. Posterior feet with elongated digits. 



ENHYDEUfAB. (H.) 



A. MUSTELINAE. 

 §• I- 



(Digitigrade.) 

 Mustela L., Guv. =Martes Gray (Les Martes — Mustela Cuv). 

 Putorius Cuv.=Poelorius Keys, and Bias. 



Putorius Gray. 



Gymnopus Gray. 



Gale Wa,gner=Mustela Gray, not Cuv. 



Lutreola Wagner= Vison Gray. 



§. 2. 



(Plantigrade.) 

 Galictis Bell=.E7rara Lund. 



Galera Gray. Grisonia Gray. 



§. 3. 

 (Sub -plantigrade.) 



Gnlo Storr. 



MELINAE. 



Tnxiden Waterh. 

 Meles Stoir=7'((.T«s Cuv. 

 Mydaus F. Cuv. 



Arctonyx F. Cuv. =Synarchus Gloger. 

 August, 1871. 



