| 词条 | Cyrtospirifer verneuili |
| 释义 |
| name = Cyrtospirifer verneuili | image = Cyrtospiriferidae - Cyrtospirifer verneuili.JPG | image_caption = Fossil specimen of Cyrtospirifer verneuili from Namur (Belgium), Upper Devonian | regnum = Animalia | phylum = Brachiopoda | classis = Rhynchonellata | ordo = Spiriferida | familia = Cyrtospiriferidae | genus = Cyrtospirifer | species = C. verneuili | binomial = Cyrtospirifer verneuili | binomial_authority = Murchison, 1840 }}Cyrtospirifer verneuili, also called Spirifer verneuili, is an extinct species of brachiopods. The fossils are present in the Upper Devonian.[1] In Cornwall they have the vernacular name Delabole Butterfly, from the appearance of flattened forms in the slates at Delabole.[2] References1. ^{{Cite web |author=|url=http://www.ubio.org/browser/details.php?namebankID=5537471|title=Cyrtospirifer verneuili|year=2013 |editor= uBio|ref= }} 2. ^{{cite book|last=Barton|first=R. M.|title=An Introduction to the Geology of Cornwall|year=1964|publisher=D. Bradford Barton Ltd.|location=Truro|pages=90–91|chapter=III - The Killas of North and East Cornwall}}
2 : Prehistoric brachiopods|Spiriferida |
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