Welcome to the Heloderma Information Site
Email list for discussion
of the lizards of the Family Helodermatidae (common names: Gila monsters,
beaded lizards) including their conservation, ecology, natural history,
reproduction, venom, etc. Herpetologists, herpetoculturists, zoo researchers,
and students are the expected target on this mail list. This list is open
and archived; please do not post exact localities of protected species.
One commercial posting per month from captive breeders will be tolerated.
AZA approved zoos may offer to trade specimens anytime. Direct reponders
to follow-up via off-list email or phone, please.
Gallery contains photographs of Gila monsters and
Bibliography (mostly H.suspectum)
Exciting new publication!
Suggested reading: (book links in association with Amazon Books)
Monster Propagation: How to Breed Gila Monsters in Captivity
by Dr. Mark Seward. Softcover, 52 pp.
27 color photographs. Pub. March 2000
Gila Monster and Its Allies; The Relationship, Habits, and Behavior of
the Lizards of the Family Helodermatidae
by Charles Bogert and Rafael Martin del Campo (1956) reprinted 1993.
This is the best monograph ever written on the topic.
Venomous Reptiles of Latin America
by Jonathan M. Campbell, William W. Lamar / Wonderful color plates of lizards, snakes.
The Venom of Heloderma
by Leo Loeb and collaborators. Pub 1913 Washington D.C. (out of print) Great reference to this day.
Monster : Facts and Folklore of America's Aztec Lizard
by David E. Brown, Neil B. Carmony [one of the best popular books on the subject]
Lizards : Gila Monsters and Mexican Beaded Lizards (Animals & the Environment)
James Martin, et al / 1995
A strange but fun cult classic in black/white 74 min. VHS videotape