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''Peismoceras'' is a genus of fossil Cephalopoda in the family Lechritrochoceratidae. These nautiloids were fast-moving nektobenthic carnivores. They lived in the Silurian Period, from Late Wenlock age (from 428.2 ± 1.5 to 422.9 ± 2.8 mya) to Přídolí Age (from 418.7 ± 1.5 to 416 ± 2.8 mya). ==Species== * ''Peismoceras amicum'' (Barrande)† * ''Peismoceras optatum'' (Barrande)† * ''Peismoceras pulchrum''† File:Peismoceras interstiale.jpg |Fossil of ''Peismoceras'', an extinct cephalopod at Teylers Museum, Haarlem 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Peismoceras」の詳細全文を読む スポンサード リンク
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