ニッポンサイ

Behemotops katsuiei

Ashoro Museum of Paleontology

Hokkaido Digital Museum

Restored skeleton of Kamuysaurus japonicus

Hobetsu Museum

Hokkaido Digital Museum

Desmostylus skeleton fossil (replica)

KITAMI Reagion Museum of Science History and Art

Hokkaido Digital Museum

Restored skeleton of Mesodermochelys undulatus

Hobetsu Museum

Hokkaido Digital Museum

Ashoroa laticosta

Ashoro Museum of Paleontology

Hokkaido Digital Museum

ステゴサウルス

Tochigi Prefectural Museum

Tochigi Digital Museum "SHUGYOKU"(Culture Resources)

Desmostylus japonicus

Ashoro Museum of Paleontology

Hokkaido Digital Museum

Mosasaurus

Numata Fossil Museum

Hokkaido Digital Museum

ティラノサウルス・レックス

Tochigi Prefectural Museum

Tochigi Digital Museum "SHUGYOKU"(Culture Resources)

Restored skull of Kamuysaurus japonicus

Hobetsu Museum

Hokkaido Digital Museum

カマラサウルス

Tochigi Prefectural Museum

Tochigi Digital Museum "SHUGYOKU"(Culture Resources)

Restored skeleton of Hobetsu-Araki-Ryu

Hobetsu Museum

Hokkaido Digital Museum

会沢町産出のサイ骨格化石

佐野市葛生化石館

Tochigi Digital Museum "SHUGYOKU"(Culture Resources)

Desmostylus / Chordata, Mammalia, Desmostylia, Desmostylidae

Geological Survey of Japan, AIST

Geoscientific Database of Fossil, Rocks and Minerals

Skulls of Kitakogane Site residents during the Jomon period

JOMON ARCHIVES; Digital Archives of the Jomon Prehistoric Sites in Northern Japan

JOMON ARCHIVES; Digital Archives of the Jomon Prehistoric Sites in Northern Japan

Skull

Tokyo National Museum

Integrated Collections Database of the National Museums, Japan

Restored model of mosasaur

Hobetsu Museum

Hokkaido Digital Museum

Pterophocaena nishinoi (Holotype)

Nakagawa Ecomuseum Center and Nakagawa Museum of Natural History

Hokkaido Digital Museum

Desmostylus / Chordata, Mammalia, Desmostylia, Desmostylidae

Geological Survey of Japan, AIST

Geoscientific Database of Fossil, Rocks and Minerals

Mesodermochelys undulatus

Hobetsu Museum

Hokkaido Digital Museum

アズマヒキガエル

Tochigi Prefectural Museum

Tochigi Digital Museum "SHUGYOKU"(Culture Resources)

Hokkaidornis abashiriensis

Ashoro Museum of Paleontology

Hokkaido Digital Museum

Mosasaurus hobetsuensis

Hobetsu Museum

Hokkaido Digital Museum

Miobalaenoptera numataensis

Numata Fossil Museum

Hokkaido Digital Museum