. An introduction to the study of mammals living and extinct. Mammals. DICOTYUD.^ 291 iiifli'i-rjig severe •wounds "with it; shaip TTist;. A ianter frho en- counter; a herd oi them in a iore;i La; ofreii to climb a tree a= Ids only chance of safetr. Both specie; are ommTorC'ii;. h'-rj-n^- on roots, fallen fmits, worms, and carrion; and when theT approach the neiglilxiTirhood of TiEages and cultivated lands thev ofter. iiiiicT 'iaT devastation upon the crops of the inhabitants. EeiiiiiiijS of the rs-o esisrinj: ;pecie; 01 Peccary, a; well a; C'f one much larger extinct form, are found i
. An introduction to the study of mammals living and extinct. Mammals. DICOTYUD.^ 291 iiifli'i-rjig severe •wounds "with it; shaip TTist;. A ianter frho en- counter; a herd oi them in a iore;i La; ofreii to climb a tree a= Ids only chance of safetr. Both specie; are ommTorC'ii;. h'-rj-n^- on roots, fallen fmits, worms, and carrion; and when theT approach the neiglilxiTirhood of TiEages and cultivated lands thev ofter. iiiiicT 'iaT devastation upon the crops of the inhabitants. EeiiiiiiijS of the rs-o esisrinj: ;pecie; 01 Peccary, a; well a; C'f one much larger extinct form, are found in the cavem^ieposit; of BrazQ ; while laPj^e Pecearie; also occur in the Plei;tocene of the United >^ite;. which, although ther have been lefeiTed to a distinct ^enu-. Platygotms, on account of their relatively smaller iiici;or; and some- what simpler premolars, may well be included in DkoiyUs. AUieA Eziind G-iTierc-.—^In the Tertiarr deposits of both the Old and Xew World occur remaia; of Pig-lite animal; which, so ias a; we can jadge. appear to connect the Peccaries so closely with the true Pig; as to render the LvyAyJidA' really inseparable ftom the .iiiidiT:. Of the;e the Anaeri<2an gemi; Chaenc^us has the lower canine with a triangular cro;; section and received into a notch in the upper jaw, a; in the Pec- caries, but the fourth upper premolar is simpler than the molars, as in the under-mentioned genus Hyoihicrium. The typical loini; have only three premolar;, but in other;, which it ha; been propo;ed to separate generi'ially a; Boihriol/ilii. there are four of these teeth. Hyoihmuin, at the Pliocene and Z^Iiocene of the Old World, i; a ^enerali;ed form allied both to S'U and Jji<xdyles a; w^ell as to certain extinct genera. The ujjper molars (Fig. 110) are char- acterised by their ;c[uare crowns the la;t having no FlcllO.—Iht three'^peimoiaTBrjtEyoaierium oj-nnct third lobe, and com- ing ioto use before the first is much worn, while the la;t premolar
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Keywords: ., bookauthorly, bookcentury1800, bookdecade1890, booksubjectmammals
