''Driveria'' is an extinct
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of non-
mammal
Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur or ...
ian
synapsid
Synapsids + (, 'arch') > () "having a fused arch"; synonymous with ''theropsids'' (Greek, "beast-face") are one of the two major groups of animals that evolved from basal amniotes, the other being the sauropsids, the group that includes reptil ...
s the Lower
Permian
The Permian ( ) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.9 Mya. It is the last period of the Paleoz ...
of
San Angelo Formation
The San Angelo Formation is a geologic formation in Texas. It preserves fossils dating back to the Permian period. It is one of the geologically youngest formations to preserve fossils of pelycosaurs.
Stratigraphy and age
The San Angelo Formati ...
, Texas.
It is mostly known from several postcranial bones, including the scapula, pelvis, and a few vertebrae and ribs, although a fragment of the skull that might pertain to the upper temporal fenestra is also associated with this species.
See also
*
List of therapsids
This list of therapsids is an attempt to create a comprehensive listing of all genera that have ever been included in the Therapsida excluding mammals and purely vernacular terms. The list includes all commonly accepted genera, but also genera tha ...
References
The main groups of non-mammalian synapsids at Mikko's Phylogeny Archive
Tapinocephalian genera
Cisuralian synapsids of North America
Fossil taxa described in 1962
Taxa named by Everett C. Olson
Cisuralian genus first appearances
Cisuralian genus extinctions
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