This is a list of species of fauna that have been observed in the U.S. state of Oklahoma.
Invertebrates
Crustaceans
Decapoda Delaware County cave crayfish, Cambarus subterraneus Swamp dwarf crayfish, Cambarellus puer
Insects Hymenoptera
Eastern carpenter bee, Xylocopa virginica Morrison's bumble bee, Bombus morrisoni American bumble bee, Bombus pensylvanicus Black-and-gold bumble bee, Bombus auricomus White-shouldered bumble bee, Bombus appositus Variable cuckoo bumble bee, Bombus variabilis Indiscriminate bumble bee, Bombus insularis Southern plains bumble bee, Bombus fraternus Brown-belted bumble bee, Bombus griseocollis Common eastern bumble bee, Bombus impatiens Two-spotted bumble bee, Bombus bimaculatus Half-black bumble bee, Bombus vagans
Lepidoptera List of butterflies of Oklahoma
Odonata Familiar bluet, Enallagma civile Citrine forktail, Ischnura hastata
Vertebrates
Amphibians Three-toed amphiuma, Amphiuma tridactylum Green toad, Anaxyrus debilis Oklahoma salamander, Eurycea tynerensis Lesser siren, Siren intermedia Plains spadefoot toad, Spea bombifrons
Birds
Mammals
Reptiles Common alligator, Alligator mississippiensis
Squamata
Common collared lizard, Crotaphytus collaris—the Oklahoma state reptile Copperhead, Agkistrodon contortrix Texas night snake, Hypsiglena torquata jani
References