Assessor(s): Hollingsworth, B. & Frost, D.R.. Reviewer(s): Cox, N., Chanson, J.S. & Stuart, S.N. (Global Reptile Assessment Coordinating Team). Justification. Digital Morphology account of the Baja worm lizard, Bipes biporus, featuring CT- generated animations of the skull. The worm lizard Bipes biporus is an amphisbaenian, a type of elongate burrowing reptile that is often pink and wormlike in appearance. Bipes is the only .

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No data has been collected regarding the extent, if any, of parental care performed by Bipes biporus. When constructing and extending the underground tunnels, B. This page was last edited on 14 Octoberat Blunt heads allow them to burrow into sandy soils efficiently.

They are considered generalist predators because they will seize anything of suitable size that they contact. Bipes biporus plays a role in the ecosystem as a predator on terrestrial or burrowing invertebrates. The one characteristic that remains the same for all prey is the practice of B. Whether or not this difference was due to sampling bias or if the primary sex ratio was actually skewed could not be determined.

Their skin is closely segmented to give a corrugated appearance, and like earthworms, their underground movement is by peristalsis of the segments. Glossary Nearctic living in the Nearctic biogeographic province, the northern part of the New World.


Mexican mole lizard – Wikipedia

The species only breeds underground. Late sexual maturity, small clutch size, and a biennial breeding interval makes the reproductive potential of this species much lower than in most lizards.

Mexican Mole Lizards may act as a control on certain pest population by consuming numbers of mites, insects, and their larvae. Links pictures of Bipes biporus on CaliforniaHerps.

Females reach sexual maturity at about 45 months of age. Perspectives from biprus Phenotype and the Fossil Record by J. Kearney, ; Papenfuss, Primary Diet carnivore eats eggs insectivore eats non-insect arthropods vermivore Animal Foods eggs insects terrestrial non-insect arthropods terrestrial worms Predation Due to its burrowing lifestyle, B.

They occur in some protected areas and are considered protected wildlife under Mexican law catagory Pr.

Connect with us Help us bipea the site by taking our survey. Bipes biporus can be identified by its small, ossified head, a cylindrical body covered with scales in a pattern of vertical rings annuliand two preanal pores.

Journal of Herpetology In dunes near seas and oceans this is compounded by the influence of salt in the air and soil. Bipes biporus is the only member bipors the family with five clawed digits on each forelimb.

This includes Greenland, the Canadian Arctic islands, and all of the North American as far south as the highlands of central Mexico. Despite their low reproductive potential, Mexican Mole Lizards are considered a relatively stable species, with no immediate concern of endangerment or extinction. Hollingsworth and Frost, Conservation Status Despite their low reproductive potential, Mexican Mole Lizards are considered a relatively stable species, with no immediate concern of endangerment or extinction.


If they encounter a large number of ants, they will eat enough to bipoorus up their stomachs, while their next meal may be a single adult cockroach. Bipes biporous Cope All species in the family Bipedidae exhibit tail autotomy, but they are unable to regenerate their tails. However, Papenfussfound B.

Once sexually mature, females only reproduce, at most, once every other year. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control.

Mexican mole lizard

These data enabled us bi;orus infer a tree much like those derived from previous morphological analyses, but with better support for some key clades. Grismer, ; Papenfuss, Biogeographic Regions nearctic native neotropical native Habitat The distribution of Bipes biporus reflects the type of environment it inhabits. The abstract is as follows: