Anaschisma browni Branson 1905 (tetrapod)

Amphibia - Temnospondyli - Metoposauridae

Alternative combination: Metoposaurus browni

Synonyms: Anaschisma brachygnatha Branson 1905, Borborophagus wyomingensis Branson and Mehl 1929, Buettneria calgariensis Green 1954, Buettneria howardensis Sawin 1944, Buettneria perfecta Case 1922, Kalamoiketer pinkleyi Branson and Mehl 1929, Koskinonodon perfectus Case 1922, Koskinonodon princeps Branson and Mehl 1929

Full reference: E. B. Branson. 1905. Structure and relationships of American Labyrinthodontidae. Journal of Geology 13:568-610

Belongs to Anaschisma according to B. M. Gee et al. 2020

See also Branson and Mehl 1929, Chowdhury 1965, Colbert and Imbrie 1956, Hunt 1989, Hunt 1993, Long and Murry 1995, Mueller 2007, Sawin 1944 and Schoch and Milner 2000

Sister taxa: none

Type specimens:

  • Anaschisma browni: FMNH UC 447, a skull. Its type locality is Willow Creek, which is in a Carnian terrestrial horizon in the Popo Agie Formation of Wyoming.
  • Anaschisma brachygnatha: FMNH UC 448, a skull. Its type locality is Willow Creek, which is in a Carnian terrestrial horizon in the Popo Agie Formation of Wyoming.
  • Borborophagus wyomingensis: UM VP 517, a skull (Complete skull). Its type locality is Sage Creek locality, Univ. Missouri, 1927, which is in a Carnian terrestrial horizon in the Popo Agie Formation of Wyoming.
  • Buettneria calgariensis:
  • Buettneria howardensis: Its type locality is Otis Chalk Quarry 3, TMM 31100, which is in a Carnian/Norian crevasse splay mudstone in the Colorado City Formation of Texas.
  • Kalamoiketer pinkleyi: UM 554VP, a partial skull.
  • Koskinonodon perfectus: UMMP 7475, a skull (Complete skull). Its type locality is Sand Creek breaks, which is in a Carnian/Norian crevasse splay mudstone in the Tecovas Formation of Texas.
  • Koskinonodon princeps: UM VP 537, a skull. Its type locality is Bull Lake Creek, which is in a Carnian terrestrial horizon in the Popo Agie Formation of Wyoming.

Ecology: amphibious carnivore

Distribution:

• Triassic of United States (69: Arizona, New Mexico, Pennsylvania, Texas, Wyoming collections)

Total: 69 collections including 71 occurrences

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Specimen images are retrieved through the ePANDDA API.


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