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''Paranephrolenellus'' is an extinct genus of trilobite, fossil marine arthropods. Currently four species are attributed to it. ''Paranephrolenellus'' lived at the end of the Lower Cambrian. == Etymology == ''Paranephrolenellus'' is named for the close similarity of this genus to ''Nephrolenellus''. The names of the species are derived as follows. * ''P. besti'' is named in honor of R.V. Best, for his work on the olenelloids of the Laurentian Cordillera. * ''P. inflatus'' refers to the inflation of the lateral cephalic border and base of the genal spines. * ''P. klondikensis'' is named for Klondike Gap, Chief Range, where the species was first discovered.〔 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「Paranephrolenellus」の詳細全文を読む スポンサード リンク
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