Geographic Range. Pig-nosed turtles have a very restricted range, being found in the northernmost river systems of the Northern Territory of Australia and in. The pig-nosed turtle is the sole surviving member of its entire family, Carettochelyidae, and sits alone on a branch of the tree of life reaching back around Learn more about the Pig-nosed turtle – with amazing Pig-nosed turtle videos, photos and facts on Arkive.

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Web pages and scripting Jiri Hosek. Pig-nosed turtle biology The pig-nosed turtle feeds on a wide variety of foods, including aquatic plants and the leaves, flowers, fruits and seeds of riverside vegetation, as well as insects, crustaceansmolluscsworms and fish.

Carettochelys is therefore a distinctive geographic and taxonomic relict and, although locally abundant, it is rare in the sense of being geographically restricted.

Clemmys Emys Glyptemys Terrapene. To cite this page: Memoirs of the Queensland Museum Brisbane, 2: Hatchlings measure between 5.

Carettochelys insculpta, 009

The turtle shell, p. Dry season distribution and ecology of Carettochelys insculpta Chelonia: Urgent research is required to determine trends in population numbers and levels of exploitation in New Guinea, and cafettochelys identify and implement management options for the sustainable exploitation of Carettochelys.

Photo by John Cann. The pig-nosed turtle reaches maturity caretfochelys about 14 to 16 years, at a carapace length of around 30 centimetres 9. Carettochelys insculpta is the only living member of the genus Carettochelysthe subfamily Carettochelyinae and the family Carettochelyidae, though several extinct carettochelyid species have been described from around the world.

Notes on some tortoises collected in Northern Australia.

On carettocuelys relations of CarettochelysCarettovhelys. Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts.

Incubation lasts from around 64 to days 7 inscylpta 15but, unusually, the fully developed embryos often delay hatching, entering a period of arrested development until stimulated to hatch by rain or flooding, which usually signals the start of the wet season 4 7 Boulenger erected the family Carettochelyidae for the genus Carettochelys.

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A thick protruding snout with laterally-placed nares gives the head of C. The phylogenetic relationships of soft-shelled turtles Family Trionychidae. Amy Balanoff Image processing: Share on Facebook Tweet Send email. Salinity of the coastal nesting environment and its association with body size in the estuarine pig-nosed turtle.

Digimorph – Carettochelys insculpta (pig-nosed turtle)

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Bever – New York Institute of Technology. Carettochelya habitat requirements, extent of seasonal movements, and requirements of juveniles are unknown, yet this information is needed to gauge the possible impact of proposed or potential development within catchments and to gauge the adequacy of existing reserves for protecting the species.

Parental care in two species of Leptodactylus Fitzinger, Anura, Leptodactylidae in north-eastern Brazil. Agricultural and pastoral activities are causing changes in vegetation and water flow, and increased siltation of rivers 6 7 10 16while activities such as mining, mineral and oil exploration, logging and fishing are also potential problems 6 7 8.

Tortoise and Freshwater Turtle Specialist Group ยป Carettochelys insculpta,

LysonRachel C. Their known extreme aggression [6] in captivity suggests the species is markedly more territorial than most other turtles and tortoises. Such agricultural development, if not accompanied by appropriate and effective land management, can result in erosion, destruction of riparian vegetation, siltation of water courses, reduction and altered timing and duration of dry season environmental flows, which can lead to gross degradation of riverine habitat as we have seen in the southern states of Australia.

Sonoran Herpetologist 5 6: Includes crabs, lobsters, shrimps, slaters, woodlice and barnacles.

Little is known of cwrettochelys turtle ecology. Home range The area occupied by an animal during routine activities, which is not actively defended. British Museum, London, pp. In the Daly River, turtles nest and lay two clutches of eggs during the dry season July-Octoberevery other year. Pig-nosed turtles have a very restricted range, being found in the northernmost river systems of the Northern Territory of Australia and in southern lowlands of New Guinea.


Carettochelys insculpta is widely considered one of the most interesting and unique of the living turtles. Funding by NSF Comments. Journal of Zoology B Bulletin of the American Museum of Natural History.

Lindsey Paretti – Blood Island. Also known as Australasian pig-nose turtle, Fly River turtle, hog-nosed turtle, New Guinea plateless turtle, pig-nose caretochelys, pitted-shell turtle, pitted-shelled turtle, warradjan. Pig-nosed turtles have large csrettochelys and a nose similar to that of a pig, giving them their common name. Fossils from both groups are common in the Eocene of Asia, Europe, and North America, but only the Carettochelyinae which includes the living C.

The carapace is typically grey or olivewith a leathery texture, while the plastron is cream -coloured. Carettochelyidae Boulenger This species has careytochelys a dramatic population due to overharvest as a food source. Local people eat pig-nosed turtles often, both for their taste and high protein content. ParhamTyler R. Geographic Range Carettochelyz turtles have a very restricted range, being found in the northernmost river systems of the Northern Territory of Australia and in southern lowlands of New Guinea.

Pig-nosed turtle

They do not defend a nesting territory, because the mothers lay their eggs then leave. The skeletal morphology of the Cretaceous turtle, Adocusand the relationships among the Trionychoidea. Each slice is 0. Litteratura Serpentium 16 3: