Acrotretida
| Acrotretida Temporal range:
| |
|---|---|
| |
| Prototreta trapeza lampshell | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Brachiopoda |
| Class: | Lingulata |
| Order: | †Acrotretida |
| Families | |
(per [1]) | |
The Acrotretida are a group of sessile, suspension-feeding brachiopods known from the Cambrian period and surviving until the present day.[2] Their shell has a round outline, and is usually phosphatic in recent specimens.
They contain the sole superfamily Acrotretoidea.[3]
References
- ^ WILLIAMS, A., CARLSON, S. J., BRUNTON, C. H. C., HOLMER, L. E., POPOV, L. E., MERGL, M., LAURIE, J. R., BASSETT, M. G., COCKS, L. R. M., RONG, J.-Y., LAZAREV, S. S., GRANT, R. E., RACHEBOEUF, P. R., JIN, Y.-G., WARDLAW, B. R., HARPER, D. A. T. and WRIGHT, A. D. 2000. Part H, Brachiopoda. Linguliformea, Craniiformea, and Rhynchonelliformea. Geological Society of America, .
- ^ Holmer, L. (1991). "Phyletic relationships within the Brachiopoda". GFF. 113: 84. doi:10.1080/11035899109453832.
- ^ WILLIAMS, A., CARLSON, S. J., BRUNTON, C. H. C., HOLMER, L. E., POPOV, L. E., MERGL, M., LAURIE, J. R., BASSETT, M. G., COCKS, L. R. M., RONG, J.-Y., LAZAREV, S. S., GRANT, R. E., RACHEBOEUF, P. R., JIN, Y.-G., WARDLAW, B. R., HARPER, D. A. T. and WRIGHT, A. D. 2000. Part H, Brachiopoda. Linguliformea, Craniiformea, and Rhynchonelliformea. Geological Society of America, .
External links
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