Yoshihiro Tanaka, Osaka Museum of Natural History, Nagai Park 1-23, Higashi-Sumiyoshi-ku, Osaka, 546-0034, Japan. tanaka@omnh.jp
Yoshi Tanaka is a curator at Osaka Museum of Natural History, Japan and also a researcher at Hokkaido University Museum. He works on the morphology and phylogeny of marine mammals (dolphins, porpoises, whales and walruses) from Japan, Ecuador and New Zealand.
