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Show 22 DR. j. E. GRAY ON THE SUIDAE. [Jan. 9, I. The premolars permanent, forming with the molars a continuous series of teeth. Fam. 1. SUIDAE. Head pointed. Snout blunt, slender. Ears large. Body compressed. Legs slender. Skin covered with close bristly hairs. Grinders tubercular, with a few separate roots. Canines prismatic, triangular ; upper recurved from the base. Teeth 44 or 40 :-Cutting- teeth g ; premolars g or g . Tail elongate, rarely absent. Teats 10 or rarely 8. Young of wild races striped on the sides. Suina, Gray, Ann. Phil. 1825 ; List M a m m . B. M . 284 ; Bonap. Prod. 5 ; Giebel, Siiugth. 221. Setigera, Fitz. Sitz. Akad. des Wiss. 1864, p. 383. Suidce, Owen, Odont. i. 543. Suidece, Lesson, N. Tab. R. A. 1842, p. 160. Suidce, §3, Schinz, Syst. Verz. ii. 344. The change in the dentition of the Pig is represented by De Blainville, • Oste'ographie, Onguligrades, Sus, t. 8, and by Owen, 'Odont.' 554, t. 140. Buffon (Hist. Nat. v. 110) erroneously says that the milk-teeth of the Pig are not changed and remain permanent. At page 181 he quotes (Aristotle, Des Animaux, lib. 2. chap. 1) further that the Pigs never loose any of their teeth. The crown of the grinders are many-lobed, especially the hinder one, which is larger than the rest. A. TYPICAL SWINE (SUINA). Cutting-teeth -g- (the outer upper rarely deciduous); intermaxilla short; diastema between the cutting-teeth and grinders short; canines thick, spreading out on sides of head; sheath of upper canine spreading out and bent up at the end; premolars -=^. The depression in the skull behind the hinder nasal opening is without any pits on the sides behind. «. WILD SWINE. The ears erect, hairy. Colour of fur uniform or more or less grizzled. Young yellow, streaked. Skull elongate ; facial line straight; forehead convex. 1. Sus. Face conical, simple, or with two or three small warts on each cheek. Ears ovate, hairy. Tail moderate, tufted at the end. Skull elongate; the forehead and upper part of nose rounded on the sides; upper part of the intermaxillary bone smooth; nose very long, tapering, convex, rounded and smooth on the sides above • concavity on the cheek deep, continued nearly to the orbit behind'. Canines well developed, of upper jaw recurved; the sheath of the upper canine (of the males at least) with a longitudinal ridge across the upper part of the base. Hab. Europe, Asia, and the Malay Islands. |