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''Lemdadella'' is an extinct genus of trilobite arthropods. The genus lived during the late Atdabanian stage,〔 which lasted from 530 to 524 million years ago during the early part of the Cambrian Period. == Distribution == * ''Lemdadella sp.'' occurs in the Lower Cambrian of Morocco (Botomian, Ounein A bioherm, Lemdad 1 section, High Atlas ) * ''Lemdadella linaresae'' was collected in the Lower Cambrian of Spain (Atdabanian, Pedroche Formation, Member 1, Puente de Hierro Section) * ''Lemdadella sp.'' was found in the Lower Cambrian of Antarctica (Toyonian, Shackleton Limestone; BC-BD collections) * ''Lemdadella antarcticae'' occurs in the Lower Cambrian of Antarctica (Atdabanian, Shackleton Limestone; BC-BD collections) 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「Lemdadella」の詳細全文を読む スポンサード リンク
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