Species: cromptoni SHAPIRO & JENKINS, 2001
Etymology: In honor of A. W. Crompton for his important contributions to our
understanding of the paleobiology and evolution of cynodonts.
Holotype: MGUH VP 3392 (Field number 11/G95)
Locality: 71°32.929’N, 22°55.450’W, north of Aerenprisdal at its confluence with Pingel Dal, Jameson Land, East Greenland.
Horizon: Uppermost dolostone of Tait Bjerg Beds, Ørstead Dal member, Fleming Fjord Formation.
Biostratigraphy:
Age: Norian-Rhaetian Stage, Upper Late Triassic Epoch, Late Triassic.
Material: A partial left dentary bearing an incomplete alveolus mesially,
3 unerupted postcanine teeth, roots of 4 other (erupted) postcanines, and an
empty tooth crypt distally.