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| Lystrosaurus from Antarctica. American Museum novitates ; no. 2535 |
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| Title: | Lystrosaurus from Antarctica. American Museum novitates ; no. 2535 |
| Authors: | Colbert, Edwin Harris, 1905- |
| Issue Date: | 1974 |
| Publisher: | New York, N.Y. : American Museum of Natural History |
| Series/Report no.: | American Museum novitates ; no. 2535 |
| Abstract: | "The Lower Triassic therapsid reptile Lystrosaurus, first discovered in Antarctica in 1969, is now known from rather abundant materials collected from the Fremouw Formation at Coalsack Bluff, Graphite Peak, and McGregor and Shackleton glaciers, during two field seasons of 1969-1970 and 1970-1971. Two species, L. murrayi and L. curvatus, are identified from portions of skulls, both species having been originally described from South American specimens. The bulk of the Antarctic fossils, consisting of postcranial elements is not specifically identified, but is described and figured. Included are tusks, a stapes, vertebrae, the shoulder girdle and forelimb elements, and the pelvic girdle and hind limb elements. The 31 described species of Lystrosaurus are reviewed, and it is suggested that these probably should be reduced to eight or nine, contained within two evolutionary lines, as propsed by Cluver (1971). These are on the one hand Lystrosaurus curvatus (the most primitive species), L. ... |
| Description: | 44 p. : ill., maps ; 24 cm. Includes bibliographical references (p. 41-44). |
| URI: | http://hdl.handle.net/2246/5462 |
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