Koskinonodon perfectus Case 1922

Osteichthyes - Temnospondyli - Metoposauridae

Alternative combination: Buettneria perfecta

Synonyms: Borborophagus wyomingensis Branson and Mehl 1929, Buettneria calgariensis Green 1954, Buettneria howardensis Sawin 1944, Kalamoiketer pinkleyi Branson and Mehl 1929, Koskinonodon princeps Branson and Mehl 1929

Full reference: E. C. Case. 1922. New reptiles and stegocephalians from the Upper Triassic of western Texas. Carnegie Institute of Washington Publication 221:1-84

Belongs to Koskinonodon according to B. D. Mueller 2007

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

Sister taxa: none

Type specimens:

  • 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.
  • 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 Norian crevasse splay mudstone in the Colorado City Formation of Texas.
  • Kalamoiketer pinkleyi: UM 554VP, a partial skull.
  • 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.

Distribution:

• Triassic of United States (62: Arizona, New Mexico, Pennsylvania, Texas collections)

Total: 62 collections including 63 occurrences

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Specimen images are retrieved through the ePANDDA API.


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