United States of America
Checklist of Endemic Vertebrate Genera
This list of vertebrate genera found exclusively in the United States of America is based on the taxonomy used in the Mammal Diversity Database (2020) for mammals, del Hoyo & Collar (2014 & 2016) for birds, the Reptile Database (2018) for reptiles, AmphibiaWeb (2018) for amphibians, and Eschmeyer's Catalog of Fishes (2023) for fishes. For further details on the sources and possible inaccuracies in the list see Sources & Caveats.
EX = Extinct # = Deep-sea fishes (below 200 m)
Neomonachus
2 (1 EX) spp. (Mammal Carnivora Phocidae)
Stenoderma
1 spp. (Mammal Chiroptera Phyllostomidae)
Brachylagus
1 spp. (Mammal Lagomorpha Leporidae)
Arborimus
3 spp. (Mammal Rodentia Cricetidae)
Neofiber
1 spp. (Mammal Rodentia Cricetidae)
Ochrotomys
1 spp. (Mammal Rodentia Cricetidae)
Podomys
1 spp. (Mammal Rodentia Cricetidae)
Microdipodops
2 spp. (Mammal Rodentia Heteromyidae)
Conuropsis
1 (1 EX) spp. (Bird Psittaciformes
Psittacidae)
Chasiempis
3 spp. (Bird Passeriformes
Monarchidae)
Moho
4 (4 EX) spp. (Bird Passeriformes
Mohoidae)
Chaetoptila
1 (1 EX) spp. (Bird Passeriformes
Mohoidae)
Melamprosops
1 spp. (Bird Passeriformes
Fringillidae)
Paroreomyza
3 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Oreomystis
1 spp. (Bird Passeriformes
Fringillidae)
Telespiza
2 spp. (Bird Passeriformes
Fringillidae)
Rhodacanthis
2 (2 EX) spp. (Bird Passeriformes
Fringillidae)
Chloridops
1 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Loxioides
1 spp. (Bird Passeriformes
Fringillidae)
Psittirostra
1 spp. (Bird Passeriformes
Fringillidae)
Dysmorodrepanis
1 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Akialoa
4 (4 EX) spp. (Bird Passeriformes
Fringillidae)
Hemignathus
4 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Pseudonestor
1 spp. (Bird Passeriformes
Fringillidae)
Viridonia
1 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Magumma
1 spp. (Bird Passeriformes
Fringillidae)
Manucerthia
1 spp. (Bird Passeriformes
Fringillidae)
Loxops
4 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Chlorodrepanis
3 spp. (Bird Passeriformes
Fringillidae)
Drepanis
3 (2 EX) spp. (Bird Passeriformes
Fringillidae)
Himatione
2 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Palmeria
1 spp. (Bird Passeriformes
Fringillidae)
Ciridops
1 (1 EX) spp. (Bird Passeriformes
Fringillidae)
Helmitheros
1 spp. (Bird Passeriformes
Parulidae)
Limnothlypis
1 spp. (Bird Passeriformes
Parulidae)
Rhineura
1 spp. (Reptile Squamata
Amphisbaenia - Rhineuridae)
Carphophis
2 spp. (Reptile Squamata
Serpentes - Colubridae)
Cemophora
2 spp. (Reptile Squamata
Serpentes - Colubridae)
Clonophis
1 spp. (Reptile Squamata
Serpentes - Colubridae)
Farancia
2 spp. (Reptile Squamata
Serpentes - Colubridae)
Haldea
1 spp. (Reptile Squamata
Serpentes - Colubridae)
Liodytes
3 spp. (Reptile Squamata
Serpentes - Colubridae)
Tropidoclonion
1 spp. (Reptile Squamata
Serpentes - Colubridae)
Virginia
1 spp. (Reptile Squamata
Serpentes - Colubridae)
Macrochelys
2 spp. (Reptile Testudines - Chelydridae)
Amphiuma
3 spp. (Amphibian Caudata
Amphiumidae)
Cryptobranchus
1 spp. (Amphibian Caudata
Cryptobranchidae)
Phaeognathus
1 spp. (Amphibian Caudata
Plethodontidae)
Pseudotriton
2 spp. (Amphibian Caudata
Plethodontidae)
Stereochilus
1 spp. (Amphibian Caudata
Plethodontidae)
Urspelerpes
1 spp. (Amphibian Caudata
Plethodontidae)
Rhyacotriton
4 spp. (Amphibian Caudata
Rhyacotritonidae)
Pseudobranchus
2 spp. (Amphibian Caudata
Sirenidae)
Scaphirhynchus 3
spp. (Actinopteri Acipenseriformes Acipenseridae)
Polyodon 1
spp. (Actinopteri Acipenseriformes Polyodontidae)
Acantharchus 1
spp. (Actinopteri Centrarchiformes Centrarchidae)
Archoplites 1
spp. (Actinopteri Centrarchiformes Centrarchidae)
Centrarchus 1
spp. (Actinopteri Centrarchiformes Centrarchidae)
Enneacanthus 3
spp. (Actinopteri Centrarchiformes Centrarchidae)
Elassoma 7
spp. (Actinopteri Centrarchiformes Elassomatidae)
Hysterocarpus 1
spp. (Actinopteri Cichliformes Embiotocidae)
Chasmistes 5
spp. (Actinopteri Cypriniformes Catostomidae)
Deltistes 1
spp. (Actinopteri Cypriniformes Catostomidae)
Thoburnia 3
spp. (Actinopteri Cypriniformes Catostomidae)
Xyrauchen 1
spp. (Actinopteri Cypriniformes Catostomidae)
Eremichthys 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Erimystax 5
spp. (Actinopteri Cypriniformes Leuciscidae)
Hemitremia 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Hesperoleucus 4
spp. (Actinopteri Cypriniformes Leuciscidae)
Hybopsis 6
spp. (Actinopteri Cypriniformes Leuciscidae)
Iotichthys 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Lavinia 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Lepidomeda 6
spp. (Actinopteri Cypriniformes Leuciscidae)
Meda 1 spp.
(Actinopteri Cypriniformes Leuciscidae)
Mylopharodon 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Oregonichthys 2
spp. (Actinopteri Cypriniformes Leuciscidae)
Orthodon 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Phenacobius 5
spp. (Actinopteri Cypriniformes Leuciscidae)
Plagopterus 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Pogonichthys 2
spp. (Actinopteri Cypriniformes Leuciscidae)
Pteronotropis 10
spp. (Actinopteri Cypriniformes Leuciscidae)
Relictus 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Siphateles 3
spp. (Actinopteri Cypriniformes Leuciscidae)
Tiaroga 1
spp. (Actinopteri Cypriniformes Leuciscidae)
Leptolucania 1
spp. (Actinopteri Cyprinodontiformes Fundulidae)
Crenichthys 2
spp. (Actinopteri Cyprinodontiformes Goodeidae)
Empetrichthys 2
spp. (Actinopteri Cyprinodontiformes Goodeidae)
Heterandria 1
spp. (Actinopteri Cyprinodontiformes Poeciliidae)
Novumbra 1
spp. (Actinopteri Esociformes Esocidae)
Eucyclogobius 2
spp. (Actinopteri Gobiiformes Gobiidae)
Lepidammodytes 1
spp. (Actinopteri Perciformes Ammodytidae)
Lethotremus 1
spp. (Actinopteri Perciformes Cyclopteridae)
Ammolabrus 1
spp. (Actinopteri Perciformes Labridae)
Gyrinichthys # 1
spp. (Actinopteri Perciformes Liparidae)
Lopholiparis 1
spp. (Actinopteri Perciformes Liparidae)
Prognatholiparis # 1
spp. (Actinopteri Perciformes Liparidae)
Crystallaria 2
spp. (Actinopteri Perciformes Percidae)
Bolinia # 1
spp. (Actinopteri Perciformes Psychrolutidae)
Plagiogrammus 1
spp. (Actinopteri Perciformes Stichaeidae)
Eucryphycus 1
spp. (Actinopteri Perciformes Zoarcidae)
Nalbantichthys # 1
spp. (Actinopteri Perciformes Zoarcidae)
Opaeophacus # 1
spp. (Actinopteri Perciformes Zoarcidae)
Amblyopsis 2
spp. (Actinopteri Percopsiformes Amblyopsidae)
Chologaster 1
spp. (Actinopteri Percopsiformes Amblyopsidae)
Forbesichthys 2
spp. (Actinopteri Percopsiformes Amblyopsidae)
Speoplatyrhinus 1
spp. (Actinopteri Percopsiformes Amblyopsidae)
Troglichthys 1
spp. (Actinopteri Percopsiformes Amblyopsidae)
Typhlichthys 2
spp. (Actinopteri Percopsiformes Amblyopsidae)
Aphredoderus 1
spp. (Actinopteri Percopsiformes Aphredoderidae)
Satan 1 spp.
(Actinopteri Siluriformes Ictaluridae)
Trogloglanis 1
spp. (Actinopteri Siluriformes Ictaluridae)