514 CONEPATUS. 
skull a gradual curve from occiput to end of premaxille; fore claws 
large and strong; soles naked for half the length of foot. 
A. Oryctogale. 
‘“Snout very long, overhanging the incisors a full inch (25 mm.), 
with a large naked pad on upper side for rooting in the ground; soles 
of hind feet entirely naked to heel; color black, with a single white 
median dorsal band, beginning on top of head between ears (or 
midway between eyes and ears) and reaching posteriorly to tail; 
tail white except at base underneath, which is black; skull relatively 
high; anterior nares large and obliquely truncate, broadly open as 
seen from above; ascending arm of premaxille reduced to a slender 
oblique splint; nasals and maxille ending posteriorly on essentially 
same plane; anterior part of nasals (in profile) essentially in fronto- 
nasal plane (not upturned or pugged); postorbital constriction slight; 
antorbital foramen single throughout.”’ (Merr., 1. c.) 
KEY TO THE SPECIES AND SUBSPEGIES, 
A. Dorsal area white. 
a. Size large, tail long. 
a.’ Black at base of tail beneath very re- PAGE 
Stites as ipa, geet a2 eto a ee ee eee C. sonoriensts 514 
b.’ Black at base of tail beneath % to % 
of its total length. 
a.’ White on back broad; rump never 
lacks age ee ag hee ee ee es C.leuconotus 515 
b.’’ White on back restricted; rump often 
el E\e! qe me se fre wert Ree yar Raye cae C. 1. texensis 5a5 
ce.’ Tail all white above and below. 
a.” Skull, occipito-nasal length, 678 mm.; 
length of upper premolar and molars, 
EG ARN. Ae ey oes oe ee eae ee C. mesoleucus 515 
b.”” Skull, occipito-nasal length, 664 mm.; 
length of upper premolar and molars, 
Ey ii Se .s ee Oe ee eee C.m. mearnst 516 
b. Size small, tail short. 
av Eling rOOby yaa eee ae te Fe rene C. felipensis 517 
bo Bind feet. 6r anise ee eect shee C. pediculus 517 
B:. Dorsal-steipes: Gwoss. scan ee Serer Gs ve C. tropicalis 517 
490. sonoriensis (Conepatus), Merr., Proc. Biol. Soc. Wash., xv, 
1902, p. 162. 
SONORAN SKUNK. 
Type locality. Camoa, Rio Mayo, State of Sonora, Mexico. 
