ammonites
Ocucajea Uhen et al. 2011 (whale)

Mammalia - Cetacea - Basilosauridae

Full reference: M. D. Uhen, N. D. Pyenson, T. J. DeVries, M. Urbina, and P. R. Renne. 2011. New middle Eocene whales from the Pisco Basin of Peru. Journal of Paleontology 85(5):955-969

Parent taxon: Basilosauridae according to M. D. Uhen 2013

Sister taxa: Ancalecetus, Basilosaurus, Basilotritus, Chrysocetus, Cynthiacetus, Dorudon, Masracetus, Saghacetus, Stromeriinae, Stromerius, Supayacetus, Zygorhiza, Basiloterus hussaini

Subtaxa: Ocucajea picklingi

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Type: Ocucajea picklingi

Ecology: aquatic carnivore