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Rio Fuerte Beaded Lizard
Plate 1 of 5. (c) John Sullivan, some rights reserved (CC BY-NC), uploaded by John Sullivan · via iNaturalist

Rio Fuerte Beaded Lizard

Heloderma exasperatum

The Rio Fuerte beaded lizard (Heloderma exasperatum) is a venomous species of beaded lizard in the family Helodermatidae. It is found in the tropical forests and shrublands of western Mexico, specifically around the Rio Fuerte and Rio Mayo basins. It is often found in or near abandoned mammal burrows and sources of water.

Continue reading on Wikipedia

From the article Heloderma exasperatum on Wikipedia (CC BY-SA), quoted section by section

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Description

As an adult, the Rio Fuerte beaded lizard ranges from 60 to 90 cm (23.6 to 35.4 in) in total length (including tail). It can weigh up to 4 kg (8.8 lb). It is very similar to the Mexican beaded lizard in appearance and size.

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Range & habitat

H. exasperatum is found in southwestern Chihuahua and southern Sonora, Mexico, up to an altitude of 1,400 m (4,600 ft).

Wikipedia: “Geographic range”

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What it does

H. exasperatum feeds mainly on reptile eggs, but also eats bird eggs, and nestlings of birds and mammals.

Wikipedia: “Diet”

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In human culture

The generic name, Heloderma, means "studded skin", from the Ancient Greek words hêlos (ηλος), meaning "the head of a nail or stud", and derma (δερμα), meaning "skin". The specific name, exasperatum, means "completely rough" in Latin.

Wikipedia: “Etymology”

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the stacks

Searching the stacks…

Every page naming Heloderma exasperatum 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 1424864.