Family †Reithroparamyidae Family Sciuridae: squirrels Infraorder Castorimorpha Family †Eutypomyidae Family Castoridae: beavers Family †Rhizospalacidae Suborder Myomorpha Family †Protoptychidae Infraorder Myodonta Superfamily Dipodoidea Family †Armintomyidae Family Dipodidae: jumping mice, jerboas Superfamily Muroidea Family †Simimyidae Family Muridae: rats, mice, and relatives Infraorder Glirimorpha Family Myoxidae: dormice Infraorder Geomorpha Superfamily †Eomyoidea Family †Eomyidae Superfamily Geomyoidea Family †Florentiamyidae Family Geomyidae: pocket gophers, pocket mice, and kangaroo rats Suborder Anomaluromorpha Superfamily Pedetoidea Family †Parapedetidae Family Pedetidae: springhaas Superfamily Anomaluroidea Family †Zegdoumyidae Family Anomaluridae: scaly-tailed squirrels Suborder Sciuravida Family †Ivanantoniidae Family †Sciuravidae Family †Chapattimyidae Family †Cylindrodontidae Family Ctenodactylidae: gundis Suborder Hystricognatha Family †Tsaganomyidae Infraorder Hystricognathi Family Hystricidae: Old World porcupines Family Erethizontidae: New World porcupines Family †Myophiomyidae Family †Diamantomyidae Family †Phiomyidae Family †Kenyamyidae Family Petromuridae: rock rats Family Thryonomyidae: cane rats Parvorder Bathyergomorphi Family Bathyergidae: mole-rats Family †Bathyergoididae Parvorder Caviida Superfamily Cavioidea Family Agoutidae: agoutis and pacas Family †Eocardiidae Family Dinomyidae: pacarana Family Caviidae: cavies Family Hydrochoeridae: capybara Superfamily Octodontoidea Family Octodontidae: degus, tuco-tucos Family Echimyidae: spiny rats, nutria Family Capromyidae: hutias Family †Heptaxodontidae Superfamily Chinchilloidea Family Chinchillidae: chinchillas, viscachas Family †Neoepiblemidae Family Abrocomidae: rat chinchillas Grandorder Ferae Order Cimolesta - pangolins and relatives Family †Palaeoryctidae Suborder †Didelphodonta Family †Cimolestidae Suborder †Apatotheria Family †Apatemyidae Suborder †Taeniodonta Family †Stylinodontidae Suborder †Tillodonta Family †Tillotheriidae Suborder †Pantodonta Family †Wangliidae Superfamily †Bemalambdoidea Family †Harpyodidae Family †Bemalambdidae Superfamily †Pantolambdoidea Family †Pastoralodontidae Family †Titanoideidae Family †Pantolambdidae Family †Barylambdidae Family †Cyriacotheriidae Family †Pantolambdodontidae Superfamily †Coryphodontoidea Family †Coryphodontidae Suborder †Pantolesta Family †Pantolestidae Family †Paroxyclaenidae Family †Ptolemaiidae Suborder Pholidota Family †Epoicotheriidae Family †Metacheiromyidae Family Manidae: pangolins Suborder †Ernanodonta Family †Ernanodontidae Order †Creodonta: creodonts Family †Hyaenodontidae Family †Oxyaenidae Order Carnivora Suborder Feliformia Family †Viverravidae Family †Nimravidae Family Felidae: cats Family Viverridae: civets, Asiatic palm civets Family Herpestidae: mongooses Family Hyaenidae: hyaenas, aardwolf Family Nandiniidae: African palm civets Suborder Caniformia Family †Miacidae Infraorder Cynoidea Family Canidae: dogs Infraorder Arctoidea Parvorder Ursida Superfamily †Amphicyonoidea Family †Amphicyonidae Superfamily Ursoidea Family Ursidae: bears Family †Hemicyonidae Superfamily Phocoidea Family Otariidae: eared seals Family Phocidae: seals, walrus Parvorder Mustelida Family Mustelidae: weasels, skunks, and relatives Family Procyonidae: ringtails, olingos, kinkajou, raccoons, coatis, red panda Grandorder Lipotyphla Family †Adapisoriculidae Order Chrysochloridea Family Chrysochloridae: golden moles Order Erinaceomorpha Family †Sespedectidae Family †Amphilemuridae Family †Adapisoricidae Family †Creotarsidae Superfamily Erinaceoidea Family Erinaceidae: hedgehogs and relatives Superfamily Talpoidea Family †Proscalopidae Family Talpidae: moles Family †Dimylidae Order Soricomorpha Family †Otlestidae Family †Geolabididae Superfamily Soricoidea Family †Nesophontidae: recently extinct west Indian shrews Family †Micropternodontidae Family †Apternodontidae Family Solenodontidae: solenodons