|
The Diestoceratidae comprises a family in the nautiloid cephalopod order Oncocerida with compressed, straight to faintly endogastic breviconic shells with a marginal siphuncle that contains discrete, irregular actinosphonate deposits. The Diestoceratidae contains five known genera. They are: *''Diestoceras'' *''Danoceras'' *''Dowlingoceras'' *''Lockholmoceras'' *''Suttonoceras'' ==References== 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「Diestoceratidae」の詳細全文を読む スポンサード リンク
|