<国立科博専報>日高夕張地域の白堊紀および第三紀魚類化石について

概要

論文の詳細を見る
In the recent of Hidaka and Yubari Districts in Hokkaido, Japan, by the National Science Museum, Tokyo, following fish remains from Upper Cretaceous beds were examined in addition to the previously reported specimens : Ptychodus latissimus AGASSIZ, Hexanchus microdon AGASSIZ, Scapanorhynchus raphiodon (AGASSIZ), and an unidentified fish belonging to the class Osteichthyes. Other fossil fishes found in these districts are Heptranchias ezoensis APPLEGATE et UYENO and Pristiophorus lineatus APPLEGATE et UYENO, both from Oligocene; a specimen of the family Cyprinidae or Catostomidae from Eocene; a specimen of pleuronectiform fish from Oligocene. Many fish remains, mostly scales belonging to the families Clupeidae, Macruridae, Serranidae, etc. have been found in Yubari area and now under study.
国立科学博物館の論文
1972-11-30