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Lissodelphis borealis Peale 1848 (dolphin)

Osteichthyes - Delphinoidea - Delphinidae

PaleoDB taxon number: 63572

Alternative combinations: Delphinapterus borealis, Delphinus borealis, Leucorhamphus borealis, Tursio borealis

Synonyms: Electra thicolea Gray 1846 (no. 102872), Lagenorhynchus thicolea Gray 1846 (no. 102683)

Belongs to Lissodelphis according to I. Agnarsson and L. J. May-Collado 2008

Sister taxon: Lissodelphis peronii

Type specimens:

  • Lissodelphis borealis: none designated. Its type locality is Astoria, west, which is in a Holocene marine horizon in Oregon.
  • Lagenorhynchus thicolea: BMNH 934a-49.5.25.4, a skull.

Ecology: aquatic piscivore-carnivore

Average measurements (in mm): humerus length 68.0, scapula length 124.0

Estimated body mass: 93.2 kg based on humerus length