Iguanas of the World
- Baja California Spiny-tailed Iguana (Ctenosaura hemilopha)
- Balsas Spiny-tailed Iguana (Ctenosaura clarki)
- Black-chested Spiny-tailed Iguana (Ctenosaura melanosterna)
- Common Spiny-tailed Iguana (Ctenosaura similis similis)
- Five-keeled Spiny-tailed Iguana (Ctenosaura quinquecarinata)
- Guerreran Spiny-tailed Iguana (Ctenosaura pectinata)
- Motagua Spiny-tailed Iguana (Ctenosaura palearis)
- Nolasco Spiny-tailed Iguana (Ctenosaura nolascensis)
- Oaxaca Spiny-tailed Iguana (Ctenosaura oaxacana)
- Providence Spiny-tailed Iguana (Ctenosaura similis multipunctata)
- Roatán Spiny-tailed Iguana (Ctenosaura oedirhina)
- San Esteban Spiny-tailed Iguana (Ctenosaura conspicuosa)
- Sinaloan Spiny-tailed Iguana (Ctenosaura brachylopha)
- Sonoran Spiny-tailed Iguana (Ctenosaura macrolopha)
- Southern Honduran Spiny-tailed Iguana (Ctenosaura praeocularis)
- Útila Spiny-tailed Iguana (Ctenosaura bakeri)
- Veracruz Spiny-tailed Iguana (Ctenosaura acanthura)
- Yellow-backed Spiny-tailed Iguana (Ctenosaura flavidorsalis)
- Acklins Rock Iguana (Cyclura rileyi nuchalis)
- Allen Cays Rock Iguana (Cyclura cychlura inornata)
- Andros Rock Iguana (Cyclura cychlura cychlura)
- Anegada Rock Iguana (Cyclura pinguis)
- Central Bahamian Iguana (Cyclura rileyi)
- Cuban Rock Iguana (Cyclura nubila nubila)
- Exuma Rock Iguana (Cyclura cychlura figginsi)
- Grand Cayman Blue Rock Iguana (Cyclura lewisi)
- Hispaniolan Rhinoceros Iguana (Cyclura cornuta)
- Jamaican Rock Iguana (Cyclura collei)
- Mona Rhinoceros Iguana (Cyclura stejnegeri)
- Navassa Rhinoceros Iguana (Cyclura onchiopsis), extinct
- Ricord’s Rock Iguana (Cyclura ricordii)
- Sandy Cay Rock Iguana (Cyclura rileyi cristata)
- San Salvador Rock Iguana (Cyclura rileyi rileyi)
- Sister Islands Rock Iguana (Cyclura nubila caymanensis)
- Turks and Caicos Rock Iguana (Cyclura carinata)
- Central Fijian Banded Iguana (Brachylophus bulabula)
- Fiji Crested Iguana (Brachylophus vitiensis)
- Gau Banded Iguana (Brachylophus gau)
- Lau Banded Iguana (Brachylophus fasciatus)
- Galápagos Marine Iguana (Amblyrhynchus cristatus)
- Española Marine Iguana (Amblyrhynchus cristatus venustissimus)
- Genovesa Marine Iguana (Amblyrhynchus cristatus nanus)
- Isabela Marine Iguana (Amblyrhynchus cristatus cristatus)
- Marchena Marine Iguana (Amblyrhynchus cristatus hayampi)
- Pinta Marine Iguana (Amblyrhynchus cristatus sielmanni)
- Punta Pitt Marine Iguana (Amblyrhynchus cristatus godzilla)
- Santa Cruz Marine Iguana (Amblyrhynchus cristatus hassi)
- Santa Fé Marine Iguana (Amblyrhynchus cristatus trillmichi)
- Santiago Marine Iguanas (Amblyrhynchus cristatus wikelskii)
- San Cristóbal Marine Iguana (Amblyrhynchus cristatus mertensi)
- Wolf Marine Iguana (Amblyrhynchus cristatus jeffreysi)
- Barrington Land Iguana (Conolophus pallidus)
- Galápagos Land Iguana (Conolophus subcristatus)
- Pink Land Iguana (Conolophus marthae)
GREEN IGUANAS
Iguana
- Lesser Antillean Iguana (Iguana delicatissima)
- Common Green Iguana (Iguana iguana)
- Amazonian Green iguana (Iguana iguana iguana)
- Grenadines Green Iguana (Iguana iguana insularis)
- Mesoamerican Green Iguana (Iguana iguana rhinolopha)
- Saint Lucia Green Iguana (Iguana iguana sanctaluciae)