Chalicothere

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Chalicotheriidae
Image:Moropus.jpg
Conservation status
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Perissodactyla
Family: Chalicotheriidae

Chalicotheres (from Greek chalix, gravel + therion, beast) were a group of perissodactyl mammals that evolved in the mid Eocene around 40 million years ago from small, forest animals similar to the early horses. By the late Oligocene, chalicotheres had divided into two groups: one that grazed in open areas and another that was more adapted to woodlands. They died out around 3.5 million years ago, and are related to the extinct brontotheres, as well as modern day horses, rhinoceroses, and tapirs.

Contents

Description

Unlike modern perissodactyls, chalicotheres had long forelimbs and short hind limbs. Consequently, Chalicotheres probably moved with most of their weight on their short, strong hind legs. Their front legs had long, curved claws which meant they probably walked on their knuckles. Fossil remains have shown thick, developed front knuckles, much like those on gorillas today. It was once thought that the claws were used to dig up roots and tubers, however, the wear on the claws and teeth do not suggest that they dug nor ate dirt-rich foods such as tubers. The chalicotheres probably used their claws to strip vegetation from trees and to forage for food.

Chalicotheres did not have front teeth, and their back teeth show little wear, suggesting that they probably were selective browsers.

Cryptozoology

Some cryptozoologists say that the cryptid from Africa called Nandi Bear is actually a chalicothere.[1]

See also

References

External links


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Acknowledgement and Attribution Regarding Sources of Content

Some of the initial content on this page may be incorporated in part from copyleft sources in the public domain including wikis such as Wikipedia and AskDrWiki. Drug information for patients came from the The National Library of Medicine. Infectious disease information may have come from the Centers for Disease Control (CDC). Differential Diagnoses are drawn from clinicians as well as an amalgamation of 3 sources: 1.The Disease Database; 2. Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:3; 3. Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:7 .

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