ammonites
Mesoplodon perrini Dalebout et al. 2002 (beaked whale)

Mammalia - Cetacea - Ziphiidae

Full reference: M. L. Dalebout, J. G. Mead, C. S. Baker, A. N. Baker, and A. L. Helden. 2002. A new species of beaked whale Mesoplodon perrini sp. n. (Cetacea: Ziphiidae) discovered through phylogenetic analyses of mitochondrial DNA sequences. Marine Mammal Science 18(3):577-608

Belongs to Mesoplodon according to M. L. Dalebout et al. 2002

Sister taxa: Mesoplodon bidens, Mesoplodon bowdoini, Mesoplodon carlhubbsi, Mesoplodon densirostris, Mesoplodon europaeus, Mesoplodon ginkgodens, Mesoplodon grayi, Mesoplodon hectori, Mesoplodon layardii, Mesoplodon longirostris, Mesoplodon mirus, Mesoplodon peruvianus, Mesoplodon slangkopi, Mesoplodon stejnegeri, Mesoplodon traversii, Mesoplodon tumidirostris

Type specimen: USNM 504853, a skeleton. Its type locality is Carlsbad, which is in a Holocene coastal horizon in California.

Ecology: aquatic piscivore-carnivore

Average measurements (in mm): skull 521.5 x 249.2