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| image = Conchicolites.jpg | image_caption = ''Conchicolites'' sp. overview of the rings with spines, Lilla Karlsö, Sweden, Wenlock–Ludlow, sp–spines. | regnum = Animalia | phylum = ''incertae sedis'' | classis = Tentaculita† | ordo = Cornulitida† | familia = Cornulitidae† | genus = ''Conchicolites''† | genus_authority = Nicholson, 1872 | subdivision = | subdivision_ranks =species }} ''Conchicolites'' (Nicholson, 1872) is a fossil genus of cornulitid tubeworms. Their shells lack vesicular wall structure and have a smooth lumen. They are externally covered with transverse ridges. Some species have spines. They usually occur as encrusters on various shelly fossils. Their fossils are known from the Late Ordovician to the Devonian. ==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「Conchicolites」の詳細全文を読む スポンサード リンク
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