Species Profile
Environmental Conservation Online System

Gila Monster lizard (Heloderma suspectum)

Kingdom: Animalia
Class: Reptilia
Order: Squamata
Family: Helodermatidae

Listing Status:   

Population detail

The FWS is currently monitoring the following populations of the Gila Monster lizard 

Map of Species occurrence

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Map Image Map of Species occurrence Map of Species occurrence
Map of Species occurrence Map of Species occurrence

This map represents our best available information about where a species is currently known to or or is believed to occur; however, it should NOT be used as an official species list for Section 7 Consultation purposes. To obtain an official species list for this purpose, please visit the Information, Planning, and Conservation (IPaC) System (click here: http://ecos.fws.gov/ipac)

  • Population location: 
    Listing status:  Resolved Taxon
    • States/US Territories in which this population is known to or is believed to occur:  Arizona , California , Nevada , New Mexico , Utah
    • US Counties in which this population is known to or is believed to occur:  View All
    • Countries in which the this population is known to occur:  Mexico
  • Population location: Utah DPS
    Listing status:  Resolved Taxon
    • States/US Territories in which this population is known to or is believed to occur:  Utah
    • US Counties in which this population is known to or is believed to occur:  View All
Current Listing Status Summary
Status Date Listed Lead Region Where Listed
Southwest Region (Region 2)
Mountain-Prairie Region (Region 6)

» Candidate Information

Candidate Notice of Review Documents (Showing 5 of 5)
Date Citation Page Title
11/15/1994 59 FR 58982 59028 ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species.
11/21/1991 56 FR 58804 58836 ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species; 56 FR 58804 58836
01/06/1989 54 FR 554 579 ETWP; Animal Notice of Review; 54 FR 554 579
09/18/1985 50 FR 37958 37967 Review of Vertebrate Wildlife; Notice of Review; 50 FR 37958-37967
12/30/1982 47 FR 58454 58460 Review of Vertebrate Wildlife for Listing as End. or Thr. Species

» Federal Register Documents

Most Recent Federal Register Documents (Showing 5 of 6: view all)
Date Citation Page Title
06/21/2011 76 FR 36049 36053 90-Day Finding on a Petition To List the Utah Population of the Gila Monster as an Endangered or a Threatened Distinct Population Segment
11/15/1994 59 FR 58982 59028 ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species.
11/21/1991 56 FR 58804 58836 ETWP; Animal Candidate Review for Listing as Endangered or Threatened Species; 56 FR 58804 58836
01/06/1989 54 FR 554 579 ETWP; Animal Notice of Review; 54 FR 554 579
09/18/1985 50 FR 37958 37967 Review of Vertebrate Wildlife; Notice of Review; 50 FR 37958-37967

» Recovery

Recovery Plan Information Search

No recovery information is available for the Gila Monster lizard.

» Critical Habitat

No critical habitat rules have been published for the Gila Monster lizard.

» Conservation Plans

No conservation plans have been created for Gila Monster lizard

» Petitions

Most Recent Petition Findings (Showing 1 of 1)
Date Citation Page Title Finding
06/21/2011 76 FR 36049 36053 90-Day Finding on a Petition To List the Utah Population of the Gila Monster as an Endangered or a Threatened Distinct Population Segment
  • Notice 90-day Petition Finding, Not substantial

    • » Life History

    No Life History information has been entered into this system for this species.

    » Other Resources

    NatureServe Explorer Species Reports -- NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.

    ITIS Reports -- ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.

    Last updated: June 20, 2013