. An introduction to the study of mammals living and extinct. Mammals. ^~I; 'OKA I '£KA 499 ^fâ /!â < ;Vi ;\!id Urf-LS (YI\ the heel i; greatlr developed, bi-oad, and tubercvdated. The blade in these cases is generally placed obliquely, its flat or eonrex (outer) side looking lori^ardi, so that the two lobes are almost side by side, instead of anterior and posterior. The inner cusp (3) is generally conical, pointed, and placed to the inner side of the hinder lobe of the blade. The special characters of these teeth are more disgtiised in the Sea Otter [:) than in any other form,
. An introduction to the study of mammals living and extinct. Mammals. ^~I; 'OKA I '£KA 499 ^fâ /!â < ;Vi ;\!id Urf-LS (YI\ the heel i; greatlr developed, bi-oad, and tubercvdated. The blade in these cases is generally placed obliquely, its flat or eonrex (outer) side looking lori^ardi, so that the two lobes are almost side by side, instead of anterior and posterior. The inner cusp (3) is generally conical, pointed, and placed to the inner side of the hinder lobe of the blade. The special characters of these teeth are more disgtiised in the Sea Otter [:) than in any other form, but even in it they can be traced. The homology of the varioiis parts of the Cai-nivorous caruassial. F:o. :i::l:-âL.^i^ lower canu^iil coetii oi Ccini:-. rs, I, JHts; n, Camis; III. Eer^ts; XV^ L'MuT'i : V, JftJes: VI. rn?MS. I. lot^ vptLr^cv:>aid)of Wade ; i. p>:sierl:r ip^^oxviiid) lobe o£ blade; 3, umer ou>y i,:??ic.:::il>: 4. ::- (hypoconidX Ic villbe s^ea t2iir rhe r>e"_irive ? of The two roots ^â 'irles aoo:niinc to tlie deve'.opnirnt of riie p.;-r:ioa of the crown tier Live rt:?r^;t:rivclv 10 sU'-rcTT. -n-ith the primitive tritubercular type (p. 30) is indicated in the ri_??es. It may be observed, however, that the anterior lobe of the three-lobed upper camasdal is an element added on to the more primitive two-lobed tvpe. When the talon of the lower carnassial, as in Call!'.-, consists of a laige outer and small inner cusp, the Litter 1:10: seen in the figure) is the entoconid. The toes ;vre nearly always ai-med with large, strong, curved, and ;:'.e:-iblv sharp claws, ensheathing the ungtuJ phalanges, and held more firmly in their places by broad lamin» of bone reflected over their attached ends fiom the V^^ses of the phalaii^je;. In some forms, most notablv the Fdidic. these claws are retractile : that is to. Please note that these images are extracted from scanned page images that may have been digitally enhanced for re
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Keywords: ., bookauthorly, bookcentury1800, bookdecade1890, booksubjectmammals
