Burmeister’s porpoise (Phocoena spinipinnis)

Allen, G.M.
Bulletin of the Museum of Comparative Zoology (1925)

(...) In 1872, Louis Agassiz undertook a voyage around the continent of South America on the ship Hassler for the purpose of zoological investigation. No detailed account of this expedition…


Comments on the Delphinoidea

Fraser, F. C.
Whales, Dolphins, and Porpoises [Proceedings] (1966)

(...) Flower (1883), in his search for the trenchant characters he needed to reach a decision about the arrangement of the Delphinidae, saw that the configuration of the pterygoid bones…