Assessor(s): Hollingsworth, B. & Frost, D.R.. Reviewer(s): Cox, N., Chanson, J.S. & Stuart, S.N. (Global Reptile Assessment Coordinating Team). Justification:‎Assessment Information · ‎Geographic Range. Descriptions and articles about the Five-toed Worm Lizard, scientifically known as Bipes biporus in the Encyclopedia of Life. Includes Overview; Brief Summar. Dietary habits of the amphisbaenian Bipes biporus from the Baja California peninsula were examined based on analysis of stomach contents of over


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Tail autotomy occurs in this species and all other members of the family Bipedidae.

Mexican mole lizard - Wikipedia

Members of the genus Bipes can lose their tail only once, as there is a single point, anterior to the transverse processes of a bipes biporus caudal bipes biporus within ten caudal annuli of the cloaca, at which intravertebral autotomy can occur.

After autotomy, the tail heals but is not regenerated. Tail autotomy is less frequent in B.


It is protected by national legislation, with the NOM listing this species under the Pr category special protection. Downloaded on 27 September Bipes biporus you see any errors or have any questions or suggestions on what is shown on this page, please provide us bipes biporus feedback so that we can correct or extend the information provided.


Ants and termites were the most common prey items as measured by frequency, but a wide variety of other invertebrate prey items were noted. Many prey items were soft-bodied, but some hard-bodied invertebrates were consumed, and tooth marks on these hard-bodied prey items indicate that B.

Prey items varied widely in size but were always smaller in diameter than the gape of the Bipes biporus.

  • Diet in the Amphisbaenian Bipes biporus | Journal of Herpetology
  • ADW: Bipes biporus: INFORMATION

Bipes biporus biporus fits the pattern of a generalist predator that exploits prey items found both under the soil and on the soil surface covered by objects such as fallen bark or debris. Literature Cited Andrews, R. The ecological cost of morphological specialization: Morphometric and functional studies on the lizard Lacerta vivipara.

Journal of Zoology London Studies on amphisbaenians Amphisbaenia, Reptilia bipes biporus. Hollingsworth and Bipes biporus, ; Papenfuss, Bipes biporus is an oviparous species. Females lay from 1 to 4 eggs per clutch, with an average of 2 eggs per clutch.

The eggs take roughly 2 months to hatch, but there is no mention in the literature on whether the females guard the eggs or display any type of parental care once the eggs are hatched.

The eggs are generally laid at the end of June to the beginning of July and begin hatching in late September.