Oudeplaas, Richmond (Permian of South Africa)

Where: Northern Cape, South Africa (31.4° S, 23.9° E: paleocoordinates 62.0° S, 28.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cistecephalus Assemblage Zone zone, Beaufort Group, Wuchiapingian (259.9 - 254.2 Ma)

• Cistecephalus Assemblage Zone is constrained as Wuchiapingian on the basis of radioisotopic data (Rubidge et al. 2013).

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: D. S. Sigogneau-Russell. 1989. Theriodontia I: Phthinosuchia, Biarmosuchia, Eotitanosuchia, Gorgonopsia. Encyclopedia of Paleoherpetology [R. Butler/R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 178523: authorized by Richard Butler, entered by Richard Butler on 06.05.2016, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Therapsida - Gorgonopidae
"Arctognathoides breviceps n. gen. n. sp." = Arctognathus breviceps, Lycaenops ornatus, "Arctops ? ferox" = Smilesaurus ferox
"Arctognathoides breviceps n. gen. n. sp." = Arctognathus breviceps Boonstra 1934 therapsid
SAM-PK-9345, skull with lower jaws
Lycaenops ornatus Broom 1925 therapsid
BP/1/334, deformed skull
"Arctops ? ferox" = Smilesaurus ferox Broom 1948 therapsid
BP/1/2465, complete skull
 Therocephalia - Ictidosuchidae
Ictidosuchops intermedius3 Broom 1938 therapsid
 Therocephalia - Whaitsiidae
Theriognathus microps1 Owen 1876 therapsid
CG AF124-83
 Dicynodontia - Cistecephalidae
Cistecephalus microrhinus3 Owen 1876 dicynodont
 Anomodontia - Cryptodontidae
Pelanomodon moschops2 Broom 1913 therapsid
CGS AF 91-83, partial skull
Oudenodon bainii3 Owen 1859 therapsid
Rhachiocephalus magnus3 Owen 1876 therapsid