|
LIST OF THE RICHARDS SPUR (FORT SILL) TETRAPOD PALEOFAUNA Stratigraphic chart of the lower Permian (partial) Content updated April 24, 2006
|
RICHARDS SPUR PROTOROTHYRIDID Eureptilia - Protorothyrididae
Reisz (1980) described some limb elements from Richards Spur as belonging to an unknown protorothyridid. The protorothyridid limb elements are very similar to the araeoscelid ones, Reisz distinguish them on the basis of limb proportions and of zeugopodial to stylopodial ratios.
1) Richards Spur araeoscelid or protorothyridid: femur 2) Richards Spur humeri compared (protorothyridid, araeoscelid, mycterosaurus):dorsal 3) Richards Spur humeri compared (protorothyridid, araeoscelid, mycterosaurus):ventral |