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Žส^‚ฬƒXƒP[ƒ‹ƒo[‚อ1cm; Scale bar =1 cm

ƒtƒHƒ‹ƒxƒVƒZƒ‰ƒX@ƒ~ƒJƒTƒGƒ“ƒ[
Forbesiceras mikasaense Matsumoto
ŽY’nEŽYo‘w™ร
Occurrence
’†์’ฌ@‰ฺˆฮ‘wŒQฒ‹v์‘w
Nakagawa Town
Yezo Group, Sakugawa Formation
Žž‘ใ
Age
’†ถ‘ใ”’ˆŸ‹IŒใŠ๚@ƒZƒmƒ}ƒjƒAƒ“
Late Cretaceous Cenomanian
ฬWŽา
Collector
ผ–์FM

Ž๛‘ ”ิ†FNMA00189

•ถŒฃG‘์Eผ–์i1999j–kŠC“น’†์’nˆๆ‚ฬƒZƒmƒ}ƒjƒAƒ“ŠKƒAƒ“ƒ‚ƒiƒCƒgŒQWD’†์’ฌ‹ฝ“yŽ‘—ฟŠู‹I—vuŽฉ‘RŽ‚ฬŒค‹†vC‘ๆ‚Q†C1-40D

Žส^‚ฬƒXƒP[ƒ‹ƒo[‚อ1cm; Scale bar =1 cm

ƒtƒHƒ‹ƒxƒVƒZƒ‰ƒX@ƒ‰ƒ‹ƒMƒŒƒCƒGƒ‹ƒ`ƒAƒiƒ€
Forbesiceras largilliertianum (d'ORBYNY)
ŽY’nEŽYo‘w™ร
Occurrence
’t“เ@‰ฺˆฮ‘wŒQ
Wakkanai City
Yezo Group,
Žž‘ใ
Age
’†ถ‘ใ”’ˆŸ‹IŒใŠ๚@ƒZƒmƒ}ƒjƒAƒ“
Late Cretaceous Cenomanian
ฬWŽา
Collector
‰กˆไŠˆ้
Ž๛‘ ”ิ†FKYC694

Žส^‚ฬƒXƒP[ƒ‹ƒo[‚อ1cm; Scale bar =1 cm

ƒtƒHƒ‹ƒxƒVƒZƒ‰ƒX@ƒxƒAƒEƒ‚ƒ“ƒ`ƒAƒkƒ€
Forbesiceras beaumontinum (d'ORBIGNY)
ŽY’nEŽYo‘w™ร
Occurrence
–y‰ม“เ’ฌCŽ้‹f“เ@‰ฺˆฮ‘wŒQ
Horokanai Town, Shumarinai
Yezo Group,
Žž‘ใ
Age
’†ถ‘ใ”’ˆŸ‹IŒใŠ๚@ƒZƒmƒ}ƒjƒAƒ“
Late Cretaceous Cenomainan
ฬWŽา
Collector
‰กˆไŠˆ้

Ž๛‘ ”ิ†FKYCH28

•ถŒฃGMatsumoto T. (1987) Notes on Forbesiceras (Ammonoidea) from Hokkaido (Studies of the Cretaceous ammonites from Hokkaido-LX), Trans, Proc. Paleont. Soc. Japan, N. S., no.145, 16-31