ammonites
Leptictis dakotensis Leidy 1868 (placental mammal)

Mammalia - Theriiformes - Leptictidae

Alternative combination: Ictops dakotensis

Synonym: Nanohyus porcinus Leidy 1869

Belongs to Leptictis according to T. J. Meehan and L. D. Martin 2010

Sister taxa: Leptictis acutidens, Leptictis bullatus, Leptictis douglassi, Leptictis haydeni, Leptictis montanus, Leptictis thomsoni, Leptictis wilsoni

Type specimens:

  • Leptictis dakotensis: ANSP 11043, a partial skull (P3)
  • Nanohyus porcinus:

Ecology: ground dwelling insectivore-carnivore

Average measurements (in mm): P3 4.23 x 3.33, P4 3.42 x 4.14, M1 3.36 x 4.77, M2 3.72 x 4.70, M3 2.90 x 4.50, skull length 63.7