BIPES BIPORUS PDF

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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Bipes biporus is unique among the other members of the Bipedidae in that it has an enhanced capacity for thermoregulation.

These lizards would seem to have at least some ability to adapt to changing environments.

IUCN Red List of Threatened Species

Journal of Herpetology Once sexually mature, females only reproduce, at most, once every other year. In other words, Central and South America. Juveniles are mainly pink in color, turning white as they mature. Bipes biporusp. Bipes biporus plays a role in the ecosystem as a predator on terrestrial or burrowing invertebrates. You can help Wikipedia by expanding it. Grismer, ; Papenfuss, Other Physical Features ectothermic bilateral symmetry Sexual Dimorphism sexes alike Range length high mm 9.

Bipes biporus | The Reptile Database

Whether or not buporus difference was due to sampling bias or if the ibporus sex ratio was actually skewed could not be determined. The species only breeds underground. Their skin is closely segmented to give a corrugated appearance, and like earthworms, their underground movement is by peristalsis of the segments. Papenfuss, Known Predators Serpentes Snakes Ecosystem Roles Bipes biporus plays a role in the ecosystem as a predator on terrestrial or burrowing invertebrates.

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In the close relative Bipes canuliculutushatchlings less than 1 year of agejuveniles greater than one year of age but not yet sexual matureand adults can easily be distinguished by a size range: Deserts can be cold or warm and daily temperates typically fluctuate.

However, this unique ear structure may be important for locating prey above the surface. Connect with us Help us improve the site by taking our survey.

This species is oviparous and the females lay one to four eggs in July. In terms of locomotion, B.

Then the anchored portion moves forward and the body anchors at a different spot. At 45 months, most females are biporue or longer, and this length is considered the start of the adult stage in B.

However, all species of Bipes are able to autotomize drop their tails as a defense mechanism; it bilorus thought that the autotomized tail may distract the predator or even block the burrow while the Mole Lizard escapes.

It is one of four species of amphisbaenians that have legs. In other projects Wikimedia Commons.

Accessed December 19, at https: Bipes biporus does no harm to humans or human economic interests; however, people sometimes kill them due to their intimidating appearance.

Positive Due to the large number of insects and other small invertebrates that Bipes biporus feeds bipss, Mexican Mole Lizards undoubtedly play a role in controlling the populations of their prey. Despite this extensive new database, we were unable to find morphological support for the major rearrangement of the deep divergences in Squamata proposed by recent molecular studies.

Accessed December 17, at http: This structure is likely most effective at intercepting air-borne sounds. It should not be confused with the axolotla salamander Ambystoma mexicanumwhich is usually called ajolote in Spanish.

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All are 2mb or less. Due to the large number of insects and other small invertebrates that Bipes biporus feeds on, Mexican Mole Lizards undoubtedly play a role in controlling the populations of their prey.

Mexican mole lizard

Mexican Mole Lizards may act as a control on certain pest population hipes consuming numbers of mites, insects, and their larvae. Accessed December 18, at http: The ADW Team gratefully acknowledges their support. Of the specimens collected in the extensive study done by Papenfussthe ratio of adults to hatchlings stayed relatively constant throughout the study.

This is because sand does not hold water well so little is available to plants. Three-dimensional volumetric renderings of the skull with the extracolumella, hyoid and jaw removed, and of the isolated left mandible. No data has been collected regarding the extent, if any, of parental care performed by Bipes biporus. Negative Bipes biporus does no harm to humans or human economic interests; however, people sometimes kill biped due to their intimidating appearance.

Bipedidae page from the Reptile Database. Due to the burrowing lifestyle of B. Their range extends throughout the southern half of the Baja California peninsula, west of the Peninsula Ranges. The one characteristic that remains the same for all prey is the practice of B. Accessed December 16, at http: Wever and Gans, Other Communication Modes vibrations Perception Channels tactile acoustic vibrations Food Habits Bipes biporus can be described as an opportunistic carnivore.