A fossil nautiloid beak first discovered from the Miocene Ichishi Group, central Japan

Authors=TSURUTA Kenji, TOMIDA Susumu

Journal/Book_names=Chigakukenkyu

volume=50

number=4

pages=195-200

Publish_year=2002

Publish_Country=JPN

Publisher=Nippon Chigakukenkyu-kai

Language_of_Text=JA

ISSN=03665933

ID=200201056