Guyana
Checklist of Endemic Vertebrate Genera
This list of vertebrate genera found exclusively in Guyana 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.
Kaieteurosaurus
1 spp. (Reptile Squamata
Sauria - Gymnophthalmidae)
Pantepuisaurus 1 spp. (Reptile Squamata Sauria - Gymnophthalmidae)
Rheosaurus
1 spp. (Reptile Squamata
Sauria - Gymnophthalmidae) 2019
Paikwaophis 1 spp. (Reptile Squamata Serpentes - Colubridae) 2023
Nesorohyla
1 spp. (Amphibian Anura
Hylidae)
Acanthocharax 1
spp. (Actinopteri Characiformes Characidae)
Skiotocharax 1
spp. (Actinopteri Characiformes Crenuchidae)
Derhamia 1
spp. (Actinopteri Characiformes Lebiasinidae)
Mazarunia 3
spp. (Actinopteri Cichliformes Cichlidae)
Akawaio 1
spp. (Actinopteri Gymnotiformes Hypopomidae)
Corymbophanes 3
spp. (Actinopteri Siluriformes Loricariidae)
Paulasquama 1
spp. (Actinopteri Siluriformes Loricariidae)
Yaluwak 1
spp. (Actinopteri Siluriformes Loricariidae)