| 词条 | Abrotocrinus |
| 释义 |
| name = Abrotocrinus | image = Cladida - Abrotocrinus.JPG | image_width = 240px | image_caption = Fossil of Abrotocrinus from Carboniferous of United States | fossil_range = {{Fossil range|Carboniferous}} | regnum = Animalia | phylum = Echinodermata | subphylum = Crinozoa | classis = Crinoidea | subclassis = Camerata | ordo = Cladida | genus = Abrotocrinus | genus_authority = Miller and Gurley 1890 [1] }} Abrotocrinus is an extinct genus of crinoids. Fossil recordsThis genus is known in the fossil records of the Carboniferous period of United States and Canada (age range: 353.8 to 345.0 million years ago).[2] See also
References1. ^Miller, S.A., and Gurley, W.F.S. (1888). Description of Some New Genera and Species of Echinodermata From the Coal Measures and Subcarboniferous Rocks of Indiana, Missouri, and Iowa. In Indiana Department of Geology and Natural Resources, Sixteenth Annual Report, pp. 327-373. 2. ^Paleobiology Database External links{{Taxonbar|from=Q17620025}}{{paleo-crinoidea-stub}} 3 : Cladida|Prehistoric crinoid genera|Paleozoic life of Alberta |
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