Phocoena sinus Norris and McFarland 1958 (Gulf of California Harbor Porpoise)
Mammalia - Artiodactyla - Phocoenidae
PaleoDB taxon number: 82072
Full reference: K. S. Norris and W. N. McFarland. 1958. A new harbor porpoise of the genus Phocoena from the Gulf of California. Journal of Mammalogy 39(1):22-39
Belongs to Phocoena according to W. Colpaert et al. 2015
Sister taxa: Phocoena dioptrica, Phocoena phocoena, Phocoena spinipinnis
Type specimen: UC MVZ 120933, a skull. Its type locality is Punta San Felipe, which is in a Holocene coastal horizon in Mexico.
Ecology: scansorial piscivore
Average measurements (in mm): humerus length 52.2, scapula length 88.0, skull 211.0 x 134.5
Estimated body mass: 39.8 kg based on humerus length