338 MAMMALIA: FERA. — LIIL 
d. Tail well developed; body rather slender, the snout sharp. 
PROCYONID#, 198. 
dd. Tail rudimentary; body very robust; snout not acuminate. 
Ursip&, 199. 
cc. Feet sub-plantigrade or digitigrade; only one tuberculate molar, the 
sectorial premolar of typicalform. . . . . . . MUSTELID#, 200. 
bb. Hind feet with 4 toes. 
e. Teeth 42; claws not retractile; snout more or less produced. 
CANID#&, 201. 
ee. Teeth 28 to 30; claws retractile into a sheath; snout short, the 
head ‘broads 6.505 'e fe, ales jot wh Ne ie 
Famity CXCVII. PHOCIDAS.! (Tue Eartess SEALS.) 
Seals with the fore-limbs well forward; neck short; hind limbs 
directed backward, useless on land; hand and foot hairy; nails 
usually well developed ; no external ear. Other characters further 
distinguishing these seals from the Fur Seals and Sea-Lions (Ota- 
riide), and the Walruses (Rosmaride), are drawn from the skele- 
ton. Genera 11, species 17, found on most coasts, swimming freely 
in the water and feeding chiefly on fishes, resting and sunning in 
the rocks on the shore. 
a. Incisors usually $:3; interorbital region very narrow; nails of all digits 
well-developed; (other characters drawn from the skull). (Phocine.) 
6. Snout narrow; incisors simple, conical. . . . . . « PHOCA, 593. 
593. PHOCA Linnzus. (darn, seal.) 
y 1121. P. vitulina L. Harsor Sear. Yellowish gray, usually 
ry blotched with darker; variable. L. 3 to 5 feet; weight 50 to 65 
frake . pounds. Northern shores, 8S. to N. J., common N. (Lat., calf- 
like.) (Hu.) Several other seals occur N. of Newfoundland. 
Famiry CXCVIII. PROCYONIDAK. (Tue Raccoons.) 
Plantigrade Carnivora of moderate size, with the body compara- 
tively jue and the tail well developed. Teeth i. 3:3; ¢. 4:1; 
pm. #4; m. 3240. Sectorial tooth broad, tubercular. Snout 
more or less elongated; no cecum. Genera 2,— Nasua of Mexico, 
and the following, all American. 
a. Tail not prehensile; snout moderate, not flexible. . . . Procyon, 594. 
594. PROCYON Storr. (mpoxvwv, before the dog.) 
1122. P lotor (L.). Common Raccoon. Grayish white; hairs 
black-tipped; tail with black rings; a black cheek- patch; body 
rarely entirely black. L. 33. T. 104. U.S., abundant. (Lat., 
washer.) 
1 For a full account of the seals, see Allen’s admirable ‘‘ Monograph of the Pinni- 
pedes.” 1880. 
