Mammalia - Cetacea - Ziphiidae

Synonyms: Mesoplodon densirostris Ogawa 1938, Mesoplodon hotaula Deraniyagala 1963

Belongs to Mesoplodon according to I. Agnarsson and L. J. May-Collado 2008

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

Type specimens:

• Mesoplodon ginkgodens: Its type locality is Del Mar, which is in a Holocene coastal horizon in California
• Mesoplodon densirostris: Its type locality is Oiso Beach, which is in a Holocene coastal horizon in Japan.
• Mesoplodon hotaula:

Ecology: aquatic piscivore-carnivore