Northernmost records of the spectacled porpoise, Layard’s beaked whale, Commerson’s dolphin and Peale’s dolphin in the southwestern Atlantic ocean

Pinedo, Maria C.; Barreto, Andre S.; Lammardo, Mauricio P.; Andrade, Ana L. V.; Geracitano, Laura
Aquatic Mammals (2002)

The northernmost records of four cold-water cetacean species in the southwestern Atlantic are presented: the spectacled porpoise (Phocoena dioptrica), Layard's beaked whale (Mesoplodon layardii), Commerson's dolphin (Cephalorhynchus commersonii), and Peale's…

Investigations on cetacean sonar XI: Intrinsic comparison of the wave shapes of some members of the Phocoenidae family

Kamminga, C.; Cohen Stuart, A.; Silber, G. K.
Aquatic Mammals (1996)

A comparison of the acoustic waveforms of three different species, Phocoena phocoena, Phocoena sinus and Neophocaena phocaenoides of the sub-family Phocoeninae is made with the species Phocoenoides dalli of the…

Phocoena spinipinnis

Brownell, R.L. Jr.; Praderi, R
Mammalian Species (1984)

(...) Phocoena spinipinnis may be distinguished externally from all other members of the genus by the slightly convexed anterior and posterior borders and the rounded blunt tip of the dorsal…