nkysdb: 共著者関連データベース
OBATA Ikuo 様の 共著関連データベース
+(A list of literatures under single or joint authorship with "OBATA Ikuo")
共著回数と共著者名 (a list of the joint author(s))
発行年とタイトル (Title and year of the issue(s))
1976: Cephalopods
1980: Ontogeny and variation in Hypacanthoplites subcornuerianus, a Lower Cretaceous hoplitid ammonite (Lower Cretaceous ammonites from the Miyako Group 6)
1991: Naefia matsumotoi, A Unique Coleoid(Cephalopoda) from the Upper Cretaceous of Japan