Tropidostoma dubium Owen 1876

Osteichthyes - Anomodontia - Cryptodontidae

Alternative combinations: Dicynodon dubius, Tropidostoma dubius

Synonyms: Dicynodon acutirostris Broom 1935, Dicynodon cavifrons Broom and Haughton 1917, Dicynodon dunnii Seeley 1889, Dicynodon microtrema Seeley 1889, Dicynodon rogersi Broom and Haughton 1917, Dicynodon validus Broom 1935, Tropidostoma dunni Seeley 1889, Tropidostoma microtrema Seeley 1889

Full reference: R. Owen. 1876. Descriptive and Illustrated catalogue of the Fossil Reptilia of South Africa in the Collection of the British Museum of Natural History.

Belongs to Tropidostoma according to C. F. Kammerer et al. 2011

See also Botha and Angielczyk 2007, Broom 1935, Broom and Haughton 1917, Keyser 1973, Owen 1876 and Seeley 1889

Sister taxa: none

Type specimens:

  • Tropidostoma dubium: NHMUK 47051, a partial skull. Its type locality is Renosterkop, Graaff-Reinet, which is in a Capitanian/Wuchiapingian terrestrial sandstone in South Africa.
  • Dicynodon acutirostris: TM 250, a partial skull. Its type locality is Leeukloof, which is in a Wuchiapingian crevasse splay sandstone/claystone in the Teekloof Formation of South Africa.
  • Dicynodon cavifrons: SAM-PK-747, a partial skull. Its type locality is Droogvoets farm, Fraserburg, Lower Beaufort, which is in a Wuchiapingian lacustrine shale in South Africa.
  • Dicynodon rogersi: SAM-PK-2356, a partial skull. Its type locality is The Kloof, which is in a Wuchiapingian terrestrial sandstone/claystone in the Teekloof Formation of South Africa.
  • Dicynodon validus: TM 252, a partial skull. Its type locality is Leeukloof, which is in a Wuchiapingian crevasse splay sandstone/claystone in the Teekloof Formation of South Africa.
  • Tropidostoma dunni: NHMUK R866, a partial skull (skull posterior to the parietal foramen). Its type locality is Tafelberg, which is in a Wuchiapingian terrestrial sandstone in South Africa.
  • Tropidostoma microtrema: BMNH R 868, a partial skull (posterior part of skull incl. occiput).

Distribution:

• Permian of South Africa (9 collections)

Total: 9 collections including 12 occurrences

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Specimen images are retrieved through the ePANDDA API.


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