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Beaded Lizards
Heloderma
Heloderma, the only genus of the family Helodermatidae, consists of venomous lizards native to the southwestern United States, Mexico, and as far south as Guatemala. It includes five separate species, with two subspecies. Their closest living relatives are the anguid lizards.
5 branches of this genus, most-observed first · about 5 known species

Gila Monster
speciesHeloderma suspectum

Beaded Lizard
speciesHeloderma horridum

Rio Fuerte Beaded Lizard
speciesHeloderma exasperatum

Chiapan beaded lizard
speciesHeloderma alvarezi

Guatemalan Beaded Lizard
speciesHeloderma charlesbogerti
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Heloderma in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 35002.