A new spoon-like crinoid (Hemicrinus, Cyrtocrinida) from the Danian (Palaeogene) of Poland and overview of Cretaceous hemicrinids
スポンサーリンク
概要
Palaeontological Society of Japan | 論文
- Osmunda shimokawaensis sp.nov.and Osmunda cinnamomea L.based on permineralized rhizomes from the Middle Miocene of shimokawa,Hokkaido,Japan
- Redescription and new information on the Carboniferous cephalopod Brachycycloceras normale Miller, Dunbar and Condra, 1933
- Reevaluation of the Late Carboniferous cephalopod, Brachycycloceras? spectrum Hansman, 1965 from Texas, USA
- Arcuatoceras, a new genus of nautiloid cephalopods from the Early Carboniferous in the Midcontinent of North America
- New amphicyonid (Mammalia : Carnivora) from the Upper Eocene Ergilin Dzo Formation, Mongolia