DERMOPHIS MEXICANUS PDF

Digital Morphology account of the Mexican Burrowing Caecilian, Dermophis mexicanus, featuring CT-generated animations of the skull. History of Classification. Dermophis mexicanus was originally classified as Siphonops mexicanus in (Dumeril, ). It was reclassified as Amphisbaena. Family, Caeciliidae Rafinesque, – Caecilians. Genus, Dermophis Peters, – Mexican caecilians. Species, Dermophis mexicanus (Duméril and Bibron, .

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Larger individuals may eat mice and small lizards. This specimen was scanned by Philip Watson on 24 September along the coronal axis for a total of x pixel slices. In other projects Wikimedia Commons Wikispecies. Journal of Morphology The body is elongated and there are no limbs. Funding by NSF Comments. It furthers the University’s objective of excellence in research, scholarship, and education by publishing worldwide.

All caecilians have a unique chemosensory organ located on the head called the tentacle. Dermophis mexicanusMexican Burrowing Caecilian Dr. In viviparous species, embryos are nourished by secretions from oviduct walls of the female. Sign in via your Institution Sign in. X Close Image credit. Cannatella’s grant, and funding for additional image processing was provided by a National Science Foundation Digital Libraries Initiative grant to Dr.

They are distributed throughout the tropics, although they are not found in Madagascar, central Africa, or the Oceanic region. Each slice is 0. An appreciation of the physiology and morphology of the caecilians Amphibia: Comparative Biochemistry and Physiology Part A Don’t already have an Oxford Academic account?

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Systematic revision of Nacella Patellogastropoda: Dermophis mexicanus is a viviparous species with an 11 month gestation period. Accessed December 31, at http: You do not currently have access to this article.

Abstract The morphology and mechanics of feeding in Dermophis mexicanus were studied using descriptive anatomical, cinematographic and electromyographic approaches. To date, the project has involved the input of more than herpetologists from around the world. The head has a pointed snout, a dermohpis row of teeth in the lower jaw, and two vestigial eyes covered with skin, with a pair of protrusible tentacles between the eyes and the nostrils.

Digimorph – Dermophis mexicanus (Mexican Burrowing Caecilian)

Oxford University Press is a department of the University of Oxford. This article is also available for rental through DeepDyve. Adults range from mm to mm in length Grzimek, and their diet consists of termites, crickets, snails, slugs, and earthworms Jared et al.

Dermophhis WILD, an elite squadron of science superheroes, needs your dermophiss It has several disjunct populations, and in areas where it used to be abundant it now seems to be less common, and the locations in which it is found seem to be fewer in number. Periah peak caecilian Gegeneophis carnosus. Placodontia from Guanling, Guizhou, China. Around a hundred transverse annular folds in the skin give the appearance of segments. Most oviparous species have aquatic larvae but direct development occurs in some terrestrial species.

AfricachimpanzeeconservationfilmIn the Fieldlab chimpsLiberiaPrimatesprimatologyrehabilitationtrue storywildlifewildlife filmWildscreen Festival. Which species are on the road to recovery? Sign In Forgot dedmophis Gymnophionaa critical review. Lindsey Paretti – Blood Island.

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Share on Facebook Tweet Send email. Females reach sexually maturity at two years of age and males at three years.

Specialized fetal teeth in the young are used to stimulate cells in the oviduct walls to produce secretions Pough et al.

It is found in Mexico and Central America, where it burrows under leaf litter and plant debris. On the classification and phylogeny of caecilians Amphibia: Receive exclusive offers and updates from Oxford Academic. Sagalla caecilian Boulengerula niedeni. Sign up to our newsletter Get the latest wild news direct to your inbox.

The skull is completely roofed except for openings for the eyes, nares, and tentacle. It moves by internal concertina -like movements and by undulating its body from side to side. Muscles from three anatomically distinct sites, the temporal fossa, the lateral surface of dermohpis neck, and the subvertebral region, act to execute the bite during feeding on earthworms.

Mexican burrowing caecilian

Rodents of Unusual Size. Mexican burrowing caecilian Conservation status. Wildscreen With – Tom Hooker: