''Pentaedrusaurus'' (meaning "pentagonal
kull
KULL (100.7 FM) is a classic hits radio station located in and serving the area around Abilene, Texas. It is under ownership of Townsquare Media.
History
On April 9, 2012 KFGL changed their format from oldies (as "True Oldies") to classic hit ...
lizard"
) is an
extinct
Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
procolophonid
Procolophonidae is an extinct family of small, lizard-like parareptiles known from the Late Permian to Late Triassic that were distributed across Pangaea, having been reported from Europe, North America, China, South Africa, South America, Antarc ...
parareptile
Parareptilia ("near-reptiles") is an extinct group of Basal (phylogenetics), basal Sauropsida, sauropsids ("Reptile, reptiles"), traditionally considered the sister taxon to Eureptilia (the group that likely contains all living reptiles and birds ...
from the
Early Triassic
The Early Triassic is the first of three epochs of the Triassic Period of the geologic timescale. It spans the time between 251.9 Ma and Ma (million years ago). Rocks from this epoch are collectively known as the Lower Triassic Series, which ...
of
China
China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
. It is one of the most
basal members of the procolophonid subfamily
Leptopleuroninae
Leptopleuroninae is an extinct subfamily of procolophonid reptiles. It is defined as all taxa closer to '' Leptopleuron lacertinum'' than to ''Procolophon trigoniceps''. The oldest member of Leptopleuroninae is '' Phonodus dutoitorum'' from the ...
. The only known species of ''Pentaedrusaurus'', ''P. ordosianus'', was named in 1989 from the
Heshanggou Formation.
References
Leptopleuroninae
Triassic parareptiles
Early Triassic reptiles of Asia
Prehistoric reptile genera
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