Heloderma exasperatum: Difference between revisions

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| name = Rio Fuerte beaded lizard<ref name="itis">{{ITIS|id=716555|taxon=''Heloderma exasperatum ''|access-date=10 May 2021}}</ref>

| image = Heloderma exasperatum exposé au Palais de la Découverte en août 2019.jpg

| image_caption = At [[Palais de la Découverte]], [[France]]

| status = CITES_A2

| status_system = CITES

| status2 = LC

| status2_system = IUCN3.1

| status2_ref = <ref name="iucn status 12 November 2021">{{cite iucn |author=Beck, D. |author-link=species:Daniel D. Beck |author2=Flores-Villela, O. |author2-link=species:Oscar Flores-Villela |date=2021 |title=''Heloderma exasperatum '' |volume=2021 |page=e.T181151831A181151949 |url=https://www.iucnredlist.org/species/181151831/181151949 |access-date=12 November 2021}}</ref>

| genus = Heloderma

| species = exasperatum

| authority = [[Charles Mitchill Bogert|Bogert]] & Martin[[species:Rafael DelMartín del Campo|Martín del Campo]], 1956

| synonyms = {{nowrap|*''Heloderma horridum exasperatum'' <br/>{{small|Bogert & Martín del Campo, 1956}}

*''Heloderma exasperatum'' <br/>{{small|— [[species:Randall S. Reiserer|Reiserer]] et al., 2013}}

| synonyms_ref = <ref name=RDB>{{EMBL species|genus=Heloderma|species=exasperatum}} www.reptile-database.org.</ref>

}}

The '''Rio Fuerte beaded lizard''' ('''''Heloderma exasperatum''''') is a [[venom]]ous [[species]] of beaded lizard in the [[Family (biology)|family]] [[Helodermatidae]]. It is found in the tropical forests and shrublands of Westernwestern [[Mexico]], specifically around the [[Fuerte River|Rio Fuerte]] and Rio Mayo basins. TheyIt areis often found in or near abandoned mammal burrows and sources of water.<ref>{{cite web|url=https://www.lpzoo.org/animal/rio-fuerte-beaded-lizard/|title=Rio Fuerte Beaded Lizard|website=Lincoln Park Zoo}}</ref><ref name="monaco">{{cite web|url=https://www.monaconatureencyclopedia.com/heloderma-exasperatum/?lang=en|title=''Heloderma exasperatum ''. Monaco Nature Encyclopedia |last=Venturini|first=GiuseppeGiorgio|lasttranslator=MazzaMario Beltramini |date=October 28, 2012}}</ref>

==Geographic range==

''H. exasperatum'' is found in southwestern [[Chihuahua (state)|Chihuahua]] and southern [[Sonora]], Mexico,<ref name=RDB/> up to an altitude of {{convert|1,400|m|ft|abbr=on}}.<ref name="iucn status 12 November 2021"/>

==Description==

AdultAs an adult, the Rio Fuerte beaded lizardslizard rangeranges from 60 to 90 cm (23.6 to 35.4 in) in total length (including tail). TheyIt can weigh up to 4,000 gramskg (8.8 lb). It is very similar to the [[Mexican beaded lizard]] in appearance and size.<ref name="monaco"/>

==Diet==

''H. exasperatum'' feeds mainly on reptile eggs, but also eats bird eggs, and nestlings of birds and mammals.<ref name="iucn status 12 November 2021"/>

==Reproduction==

''H. exasperatum'' is [[Oviparity|oviparous]].<ref name=RDB/>

==Taxonomy==

The Rio Fuerte beaded lizard is a member of the family [[Helodermatidae]]. ItThe species was formerly considered a subspecies of the [[Mexican beaded lizard]], whom which is its closest living relative, but has beenwas elevated to full species status in 2013.<ref>{{cite webjournal|url=https://www.researchgate.net/publication/260706659_Taxonomic_reassessment_and_conservation_status_of_the_beaded_lizard_Heloderma_horridum_Squamata_Helodermatidae260706659 |titleauthor=(PDF)Reiserer, R.S. |author-link=species:Randall S. Reiserer |author2=Beck, D.D. |author2-link=species:Daniel D. Beck |author3=Schuett, G.W. |author3-link=species:Gordon W. Schuett |title=Taxonomic reassessment and conservation status of the beaded lizard, ''Heloderma horridum'' (Squamata: Helodermatidae) |doijournal=10.1186/1471-2148-13-93Amphibian and Reptile Conservation |publishervolume=Researchgate.net7 |issue=1 |date= 2013|pages=74–96 |accessdate=2021-05-11}} (''Heloderma exasperatum'', new taxonomic status).</ref>

==Etymology==

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The specific name, ''exasperatum'', means "completely rough" in Latin.<ref name="monaco"/>

== References ==

{{Reflist}}

==Further reading==

*[[Charles Mitchill Bogert|Bogert CM]], [[species:Rafael Martín del Campo|Martín del Campo R]] (1956). "The Gila Monster and its Allies: The Relationships, Habits, and Behavior of the Lizards of the Family Helodermatidae". ''Bulletin of the American Museum of Natural History'' '''109''': 1–238. (''Heloderma horridum exasperatum'', new subspecies, pp. 28–32).

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[[Category:Helodermatidae]]

[[Category:Endemic faunareptiles of Mexico]]

[[Category:ReptilesSonoran–Sinaloan oftransition Mexicosubtropical dry forest]]

[[Category:Venomous lizards]]

[[Category:Lizards of North America]]

[[Category:Reptiles described in 1956]]

{{reptilelizard-stub}}