Lemoenfontein 44 - Eohyosaurus (Triassic of South Africa)

Where: Free State, South Africa (30.6° S, 26.6° E: paleocoordinates 66.8° S, 12.6° W)

• coordinate stated in text

When: Burgersdorp Formation (Beaufort Group), Anisian (247.2 - 242.0 Ma)

• Cynognathus Assemblage Zone, Subzone B: early Anisian

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; siliciclastic sediments

Size class: macrofossils

Collected by D. Wolvaardt

Collection methods: surface (float),

• SAM: South African Museum, Cape Town

Primary reference: R. J. Butler, M. D. Ezcurra, F. C. Montefeltro, A. Samathi, and G. Sobral. 2015. A new species of basal rhynchosaur (Diapsida: Archosauromorpha) from the early Middle Triassic of South Africa, and the early evolution of Rhynchosauria. Zoological Journal of the Linnean Society 174(3):571-588 [R. Butler/R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 171026: authorized by Richard Butler, entered by Richard Butler on 01.07.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Dicynodontia -
Kannemeyeria sp. Seeley 1908 dicynodont
 Therocephalia - Nothogomphodontidae
Microgomphodon oligocynus Seeley 1895 therapsid
SAM-PK-K10160
 Therapsida - Trirachodontidae
Trirachodon sp. Seeley 1895 cynodont
Reptilia
 Parareptilia - Procolophonidae
Procolophonidae indet. Lydekker 1889 parareptile
 Rhynchosauria -
Eohyosaurus wolvaardti n. gen. n. sp.
Eohyosaurus wolvaardti n. gen. n. sp. Butler et al. 2015 rhynchosaur
SAM-PK-K10159, partial skull missing the anterior end,with associated incomplete lower jaws
 Diapsida - Erythrosuchidae
Erythrosuchus africanus Broom 1905 archosauromorph