Acrothyra gregaria is a species of gregarious brachiopod known from the Middle Cambrian Burgess Shale. 253 specimens of Acrothyra are known from the Greater Phyllopod bed, where they comprise 0.5% of the community.[1]
| Acrothyra Temporal range: Miaolingian – ~
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Brachiopoda |
| Genus: | †Acrothyra Matthew, 1901 |
References edit
- ^ Caron, Jean-Bernard; Jackson, Donald A. (October 2006). "Taphonomy of the Greater Phyllopod Bed community, Burgess Shale". PALAIOS. 21 (5): 451–65. Bibcode:2006Palai..21..451C. doi:10.2110/palo.2003.P05-070R. JSTOR 20173022. S2CID 53646959.
Notes edit
- BABCOCK, L. E., R. A. ROBISON, M. N. REES, S. PENG, AND M. R. SALTZMAN. 2007. The global boundary stratotype section and point (GSSP) of the Drumian Stage (Cambrian) in the Drum Mountains, Utah, USA. :, 30(002):85-95.
- MATTHEW, G. F. 1901. Acrothyra. A new genus of Etcheminian brachiopods. Nat. Hist. Soc. New Brunswick, Bull, 4:303-304.
- ROWELL, A. H. 1966. Revision of some Cambrian and Ordovician inarticulate brachiopods.
- YOCHELSON, E. L. 1961. The operculum and mode of life of Hyolithes. Journal of Paleontology:152-161.
External links edit
- "Acrothyra gregaria". Burgess Shale Fossil Gallery. Virtual Museum of Canada. 2011. (Burgess Shale species 17)
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