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Show 1882.] PROF. ST.-GEORGE MIVART ON THE ALUROIDEA. 205 The following tabular arrangement may be convenient for reference :- f n o p-5; no alisphenoid canal; bulla not externally constricted, , but internally di- ^ X X A J W M . 1 vided; metatarsus entirely hairy ; and 13 dorsal vertebras, j .ZELUR01DEA: with (Claws completely retractile; inner cusp of upper sectorial moderate. . Felis. Claws incompletelyN retractile ; inner cusp of upper \ sectorial rudi- | mentary. ) Cyncelu rus. Viverridce with VIVEERID^:. H Y J E N I D V E. 1 P~2 ' S e n e r a u y an alisphenoid canal; bulla externally constricted, and internally divided ; metatarsus hairy or naked ; and 13 or 14 dorsal vertebra?. i p-g ; no alisphenoid canal; bulla divided and constricted, or not so ; metatarsus hairy; 15 dorsal vertebra?. ( almost always an alisphenoid canal and supracon- ) dyloid foramen ; claws strongly curved and | more or less retractile ; bulla not posteriorly \ V I V E R R I N A. everted; large canines; generally prescrotal | glands, and anus not opening into a sac. ) No alisphenoid canal or supracondyloid foramen ;" claws moderately curved, not retractile ; bulla posteriorly everted; large canines; no prescrotal glands ; anus not opening into a sac. no alisphenoid canal; a supracondyloid foramen ;" claws elongated, not retractile; bulla hardly everted posteriorly; very small canines; no prescrotal glands ; anus ? • GALIDICTINA. - E U P L E R I N A . an alisphenoid canal; a large supracondyloid) foramen; claws very curved and retractile; j bulla not distinctly everted ; large canines; no )• ORYPTOPROCTINA. prescrotal glands; anus opening into sac. an alisphenoid canal; a supracondyloid foramen; claws elongated, not retractile; bulla dis- I H tinctly everted ; large canines; no prescrotal 1 glands; anus opening into a sac. "J VIVERRINA. A Upper lip medianly grooved, tail long. ' -r -p^gus and metatarsus entirely hairy; ears tufted. - ^ present Viverra. - absent Prionodon. never |