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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Mexican burrowing caecilian Conservation status. You could not be signed in.
It may be persecuted in some locations because it superficially looks like a snake. Limbs and limb girdles are absent in all extant caecilians mexjcanus the majority of species also lack a tail.
Johns Hopkins, Baltimore, pp. Blog Friday 05 October Wildscreen With: Wildscreen With – Tom Hooker: Lindsey Paretti – Blood Island AfricachimpanzeeconservationfilmIn the Fieldlab dermophsiLiberiaPrimatesprimatologyrehabilitationtrue storywildlifewildlife filmWildscreen Festival. The lower jaw has a retroarticular process extending one-third of the total jaw length, and an articulation that restricts anteroposterior movements.
This article is also available for rental through DeepDyve. Around a hundred transverse annular folds in the skin give the appearance of segments. Specimen Photos Dorsal view Lateral view Ventral view. Caecilians differ from other amphibians in having a compact skull, a trait known as stegokrotaphy. Although some oviparous species lay eggs in water, other species deposit eggs terrestrially and maternal care for the eggs is common.
The longus capitis muscles appear to act to depress the cranium at the cranio-vertebral joint, a motion that occurs simultaneously with maximum jaw closing. Placodontia from Guanling, Guizhou, China. Don’t have an account? It is fossorial, living in damp, loose soil and under leaf litter, logs, and plant debris, often in banana and coffee plantations. International Union for Conservation of Nature. This specimen was scanned by Philip Watson on 24 September along the coronal axis for a total of x pixel slices.
Sign In or Create an Account. Sign Dermphis Forgot password? All caecilians have a unique chemosensory organ located on the head called the tentacle.
Email alerts New issue alert. The upper surface is dark grey and the under surface pale grey with darker markings on the annuli. GymnophionaDermophisfeedingelectromyographyjaw adduction. Muscles in the first of these sites are comparable to the jaw adductors of other vertebrates, while those in the mexicaanus two represent morphological and functional departures. Related articles in Web of Science Google Scholar.
Mexican burrowing caecilian
The morphology and mechanics of feeding in Dermophis mexicanus were studied using descriptive anatomical, cinematographic and electromyographic approaches. Sagalla caecilian Boulengerula niedeni. An appreciation of the physiology and morphology of the caecilians Amphibia: This specimen was collected from Depto. Reproduction in caecilians is oviparous or viviparous and fertilization is internal. An adult specimen of Sinocyamodus xinpuensis Sauropterygia: It moves by internal concertina -like movements and by undulating its body from side to side.
Share on Facebook Tweet Send email. Litters average between four dermophia eleven young. Authentication This information is awaiting authentication by a species expert, and will be updated as soon as possible. All caecilians have a fused maxilla and palatine, known as the maxillopalatine.
Digimorph – Dermophis mexicanus (Mexican Burrowing Caecilian)
Larger individuals may eat mice and small lizards. MyARKive offers the scrapbook feature to signed-up members, allowing you to organize your favourite Arkive images and videos and share them with friends. Each slice is 0. To cite this page: Muscles from three anatomically distinct sites, the temporal fossa, the lateral surface of the neck, and the subvertebral region, act to execute the bite during feeding on earthworms.
To purchase short term access, please sign in to your Oxford Academic account above. Caecilians are a group of limbless amphibians.
The reproductive season is in the early rainy season in May and June. Lindsey Paretti – Blood Island. Most users should sign in with their email address. Dsrmophis and function of the feeding apparatus in Dermophis mexicanus Amphibia: For more information on the assessment of the conservation status of the world’s amphibians, please see the amphibian portal on the IUCN Red List of Threatened Species at www.