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Hydrodamalis cuestae Domning 1978 (Cuesta sea cow)

Osteichthyes - Sirenia - Dugongidae

PaleoDB taxon number: 53135

Synonyms: Hydrodamalis spissa Furusawa 1988 (no. 80953), Hydrodamalis spissus Furusawa 1988 (no. 80952)

Full reference: D. P. Domning. 1978. Sirenian evolution in the North Pacific Ocean. University of California Publications in Geological Sciences 118:1-176

Belongs to Hydrodamalis according to M. Voss 2014

Sister taxa: Hydrodamalis gigas, Haligyna borealis

Type specimens:

  • Hydrodamalis cuestae: UCMP 86433, a partial skeleton. Its type locality is Avilla Beach W, which is in a Piacenzian offshore shelf sandstone in the Pismo Formation of California.
  • Hydrodamalis spissa: TMANH 0001, a partial skeleton (partial skull & skeleton).

Ecology: scansorial insectivore