3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan

Scientific name Pachydiscus fascicostatus
Author Yabe, 1921
Reference Sci. Rep. Tohoku Imp. Univ., 2nd Ser., Vol. 5, No. 3, p. 57, pl. 8, fig. 5; pl. 9, figs. 2 - 5
Type specimen Holotype: UMUT MM6764 (= GT. I - 386)
Type locality Tan - no - sawa, a tributary of the Abeshinai River, Abeshinai area, Nakagawa Town, northern Hokkaido (ca. 142^00'E, 44^41'N)
Formation name Zone of Metaplacenticeras subtilistriatum, Hakobuchi Group
Age Upper Campanian, Upper Cretaceous
Remarks (= Menuites fascicostatus (Yabe, 1921)) / Remarks: The generic position of this species was transferred to Menuites by Wright (1996, p. 106). / Reference: Wright, C. W., 1996. Treatise on Invertebrate Paleontology, Part L, Mollusca 4, Revised, Vol. 4, Cretaceous Ammonoidea, 362pp+ i - xx, Geol. Soc. Amer. & UNiv. Kansas.
(C)Yasuyuki Tsujino (Tokushima Prefectural Museum) All Rights Reserved.