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Hydrospire meshwork of the Carboniferous Blastoid Pentremites Say

Published online by Cambridge University Press:  20 May 2016

Harold H. Beaver*
Affiliation:
Department of Geology, Baylor University, Waco, Texas 76798

Extract

Unusual preservation of blastoid hydrospire meshwork in a single Mississippian specimen was described by Beaver (1981). Examination of additional specimens from different stratigraphic units has revealed other specimens of Mississippian age showing the same hydrospire meshwork.

Type
Paleontological Notes
Copyright
Copyright © The Paleontological Society 

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References

Beaver, H. H. 1981. A new hydrospire wall structure in the blastoid Pentremites: Geological Society of America Abstracts with Programs, 13(7):405.Google Scholar
Beaver, H. H., Fay, R. O., Macurda, D. B. Jr., Moore, R. C., and Wanner, J. 1967. Blastoids. In Moore, R. C. (ed.), Treatise on Invertebrate Paleontology, Part S Echinodermata 1, S298-S455. Geological Society of America and University of Kansas Press, Lawrence.Google Scholar
Breimer, A., and Macurda, D. B. Jr. 1972. The phylogeny of the fissiculate blastoids. Verhandelingen Der Koninklijke Nederlandse Akademie Van Wetenschappen Afdeling Natuurkunde eerste Reeks, 26(3):390 p.Google Scholar
Macurda, D. B. Jr. 1973. The stereomic microstructure of the blastoid endoskeleton. University of Michigan Paleontology Contribution: 24(8):6983.Google Scholar