Feliformia:
(Some species names are from a list from Wikipedia under "List of species in order Carnivora" in order to make it easier on myself. Other writings are created by myself). If I have missed anything or got some info wrong, please tell me.
Twelve subfamilies, seven extant families, 114 species and 56 genera in the suborder Feliformia. 41 extant species of Felidae (Tigers, lions, domestic cats, etc). Many people think of lions, tigers, cheetahs, but Feliformia is a suborder and contains subfamilies in below order but above family. Subfamily Genus Pantherinae which can contain consists of lions (Panthera leo), tigers (Panthera tigris), Jaguars (Panthera onca), leopards (Panthera pardus), snow leopards (Panthera uncia), and Genus Neofelis consists of clouded leopards (Neofelis nebulosa), the Bornean clouded leopard (Neoflis diardi). Subfamily Felinae are small to medium-sized cats and consists of Genus Acinonyx: Cheetah (Acinonyx jubatus), Genus Caracal: Caracal (Caracal caracal) African golden cat (Caracal aurata), Genus Catopuma: Asian golden cat (Catopuma temminckii), Bay cat (Catopuma badia) Genus Felis: European wildcat (Felis silvestris), African wildcat (Felis lybica), Chinese mountain cat (Felis bieti), Domestic cat (Felis catus), Jungle cat (Felis chaus), Sand cat (Felis margarita), Black-footed cat (Felis nigripes), Genus Leopardus: Geoffroy's cat (Leopardus geoffroyi), Kodkod (Leopardus guigna), Andean mountain cat (Leopardus jacobitus), Pampas cat (Leopardus colocola), Ocelot (Leopardus pardalis), Oncilla (Leopardus tigrinus), Southern tigrina (Leopardus guttulus), Margay (Leopardus wiedii), Genus Leptailurus: Serval (Leptailurus serval), Genus Lynx: Canadian lynx (Lynx canadensis), Eurasian lynx (Lynx lynx), Iberian lynx (Lynx pardinus), Bobcat (Lynx rufus),Genus Otocolobus: Pallas's cat (Otocolobus manul), Genus Pardofelis: Marbled cat (Pardofelis marmorata), Genus Prionailurus: Leopard cat (Prionailurus bengalensis), Sunda leopard cat (Prionailurus javanensis), Flat-headed cat (Prionailurus planiceps), Rusty-spotted cat (Prionailurus rubiginosus), Fishing cat (Prionailurus viverrinus) Genus Puma: Cougar (Puma concolor), and Jaguarundi (Herpailurus yagouaroundi).
In the suborder of Feliformia, Viverrids (Viverridae) are small mammals that are no surprise to be in this suborder. Here is a list of all known species.
Subfamily Paradoxurinae: Genus Arctictis: Binturong (Arctictis binturong), Genus Arctogalidia: Small-toothed palm civet (Arctogalidia trivirgata), Genus Macrogalidia: Sulawesi palm civet (Macrogalidia musschenbroekii),Genus Paguma: Masked palm civet (Paguma larvata), Genus Paradoxurus: Asian palm civet (Paradoxurus hermaphroditus), Jerdon's palm civet (Paradoxurus jerdoni), Golden palm civet (Paradoxurus zeylonensis). Subfamily Hemigalina: Genus Chrotogale: Owston's palm civet (Chrotogale owstoni), Genus Cynogale: Otter civet (Cynogale bennettii), Genus Diplogale: Hose's palm civet (Diplogale hosei), Genus Hemigalus: Banded palm civet (Hemigalus derbyanus). Subfamily Prionodontinae: Genus Prionodon: Banded linsang (Prionodon linsang), Spotted linsang (Prionodon pardicolor). Subfamily Viverrinae: Genus Civettictis: African civet (Civettictis civetta), Genus Genetta: Abyssinian genet (Genetta abyssinica), Angolan genet (Genetta angolensis), Bourlon's genet (Genetta bourloni), Crested servaline genet (Genetta cristata), Common genet (Genetta genetta), Johnston's genet (Genetta johnstoni). Rusty-spotted genet (Genetta maculata), Pardine genet (Genetta pardina), Aquatic genet (Genetta piscivora), King genet (Genetta poensis), Servaline genet (Genetta servalina), Haussa genet (Genetta thierryi), Cape genet (Genetta tigrina), Giant forest genet (Genetta victoriae),
Genus Poiana: Leighton's linsang (Poiana leightoni), African linsang (Poiana richardsonii), Genus Viverra:Malabar large-spotted civet (Viverra civettina), Large-spotted civet (Viverra megaspila), Malayan civet (Viverra tangalunga), Large Indian civet (Viverra zibetha), Genus Viverricula: Small Indian civet (Viverricula indica), Family Eupleridae (Malagasy carnivores), Subfamily Euplerinae: Genus Cryptoprocta: Fossa (Cryptoprocta ferox), Genus Eupleres: Falanouc (Eupleres goudotii), Genus Fossa: Malagasy civet (Fossa fossana), Subfamily Galidiinae: Genus Galidia: Ring-tailed mongoose (Galidia elegans), Genus Galidictis: Broad-striped Malagasy mongoose (Galidictis fasciata), Grandidier's mongoose (Galidictis grandidieri), Genus Mungotictis: Narrow-striped mongoose (Mungotictis decemlineata), Genus Salanoia: Brown-tailed mongoose (Salanoia concolor), Family Nandiniidae (African palm civet), Genus Nandinia African palm civet (Nandinia binotata), Family Herpestidae (mongooses), Genus Atilax: Marsh mongoose (Atilax paludinosus), Genus Bdeogale: Bushy-tailed mongoose (Bdeogale crassicaudata), Jackson's mongoose (Bdeogale jacksoni),Black-footed mongoose (Bdeogale nigripes), Genus Crossarchus: Alexander's kusimanse (Crossarchus alexandri), Angolan kusimanse (Crossarchus ansorgei), Common kusimanse (Crossarchus obscurus), Flat-headed kusimanse (Crossarchus platycephalus), Genus Cynictis: Yellow mongoose (Cynictis penicillata), Genus Dologale: Pousargues's mongoose (Dologale dybowskii), Genus Galerella: Angolan slender mongoose (Galerella flavescens) Somalian slender mongoose (Galerella ochracea), Cape gray mongoose (Galerella pulverulenta), Slender mongoose (Galerella sanguinea), Genus Helogale: Ethiopian dwarf mongoose (Helogale hirtula), Common dwarf mongoose (Helogale parvula), Genus Herpestes: Short-tailed mongoose (Herpestes brachyurus), Indian gray mongoose (Herpestes edwardsi), Indian brown mongoose (Herpestes fuscus), Egyptian mongoose (Herpestes ichneumon), Small Asian mongoose (Herpestes javanicus), Long-nosed mongoose (Herpestes naso), Collared mongoose (Herpestes semitorquatus), Ruddy mongoose (Herpestes smithii), Crab-eating mongoose (Herpestes urva), Stripe-necked mongoose (Herpestes vitticollis), Genus Ichneumia: White-tailed mongoose (Ichneumia albicauda), Genus Liberiictis: Liberian mongoose (Liberiictis kuhni), Genus Mungos: Gambian mongoose (Mungos gambianus), Banded mongoose (Mungos mungo), Genus Paracynictis: Selous' mongoose (Paracynictis selousi), Genus Rhynchogale: Meller's mongoose (Rhynchogale melleri), Genus Suricata: Meerkat (Suricata suricatta), Family Hyaenidae (hyenas), Genus Crocuta: Spotted hyena (Crocuta crocuta), Genus Hyaena: Brown hyena (Hyaena brunnea), Striped hyena (Hyaena hyaena), Genus Proteles: Aardwolf (Proteles cristata).
Feliformia (feloidea) is within the order Carnivora. This suborder consists of "cat-like" mammals that are carnivores. Although there are different groupings of families and genera, molecular phylogenies propose that all feliforms are monophyletic (a group/clade that are organisms of a common ancestor) evolved.
All extant feliforms have a common characteristic, auditory bullae (bony capsules surrounded by the middle ear and inner ear) this is a double-chambered and under two bones joined by the septum, unlike the single-chambered auditory bullae in caniforms. This is a way of classifying species from either feliforms or caniforms. Although Nimravidae (an extinct family that contains smilodons (also known as "saber-tooth cat") do not have this feature, having ossified bullae and no septum.
Feliforms also have retractable (can also have semi-retractile) claws, many are semi-arboreal or arboreal. They tend to walk on their toes (digitigrade), unlike most caniforms that are non-retractile, and terrestrial and be plantigrade.
Most of the time feliforms have shorter rostrums, fewer teeth, and more designed carnassials than caniforms. Their behavior is also different from caniforms, meaning they are more ambush hunters. Most species are arboreal/semi-arboreal ambush hunters, and smaller feliforms hunt small mammals, insects, and invertebrates.