_Dactylomys_, 483; _Cercomys_, 483; _Carterodon_, 484; Fossil forms, 484. _Family_ THERIDOMYIDÆ, 484. _Family_ HYSTRICIDÆ, 484; _Erethizon_, 484; _Synetheres_, 485; _Chætomys_, 486; _Hystrix_, 486; _Atherura_, 487; _Trichys_, 487. _Family_ CHINCHILLIDÆ, 487; _Chinchilla_, 487; _Lagidium_ and _Lagostomus_, 488; Extinct genera, 488. _Family_ CASTOROIDIDÆ, 488; _Castoroides_, 488. _Family_ DASYPROCTIDÆ, 488; _Dasyprocta_, 488; _Cælogenys_, 489. _Family_ DINOMYIDÆ, 489; _Dinomys_, 489. _Family_ CAVIIDÆ, 489; _Cavia_, 489; _Dolichotis_, 490; _Hydrochœrus_, 490; Extinct genera, 491. _Suborder_ DUPLICIDENTATA 491 _Family_ LAGOMYIDÆ, 491; _Lagomys_, 491. _Family_ LEPORIDÆ, 492; _Lepus_, 492. CHAPTER XI THE ORDER CARNIVORA 496 _Suborder_ CARNIVORA VERA 497 _Section_ ÆLUROIDEA, 501. _Family_ FELIDÆ, 502; _Felis_, 502; _Cynælurus_, 523; Extinct genera, 523. _Family_ VIVERRIDÆ, 525; _Cryptoprocta_, 525; _Viverra_, 526; _Fossa_, 527; _Genetta_, 528; _Prionodon_, 530; _Poiana_, 531; _Paradoxurus_, 532; _Arctogale_, 533; _Hemigale_, 533; _Arctictis_, 534; _Nandinia_, 534; _Cynogale_, 534; _Herpestes_, 535; _Helogale_, 537; _Bdeogale_, 537; _Cynictis_, 537; _Rhinogale_, 537; _Crossarchus_, 537; _Suricata_, 538; _Galidictis_, _Galidea_, and _Hemigalidea_, 538; _Eupleres_, 538; Extinct genera, 539. _Family_ PROTELEIDÆ, 539; _Proteles_, 539. _Family_ HYÆNIDÆ, 540; _Hyæna_, 540. _Section_ CYNOIDEA, 544. _Family_ CANIDÆ, 544; _Canis_, 546; _Lycaon_, 553; _Icticyon_, 553; _Otocyon_, 554; Extinct genera, 555. _Section_ ARCTOIDEA, 556. _Family_ URSIDÆ, 557; _Ursus_, 557; _Melursus_, 560; _Æluropus_, 560; Extinct genera, 561. _Family_ PROCYONIDÆ, 562; _Ælurus_, 562; _Procyon_, 564; _Bassaris_, 566; _Bassaricyon_, 566; _Nasua_, 566; _Cercoleptes_, 567. _Family_ MUSTELIDÆ, 567; _Lutra_, 567; Extinct Otters, 570; _Latax_, 570; _Mephitis_, 572; _Conepatus_, 574; _Arctonyx_, 574; _Mydaus_, 575; _Meles_, 575; _Taxidea_, 576; _Mellivora_, 576; _Helictis_, 578; _Ictonyx_, 579; _Galictis_, 579; _Mustela_, 579; Extinct Mustelines, 590; _Pœcilogale_, 590; _Lyncodon_, 590; _Gulo_, 591. _Suborder_ PINNIPEDIA 592