Parastrophinella (Brachiopoda): Its paleogeographic significance at the Ordovician/Silurian boundary
The type species of Parastrophinella, P. reversa, a pentamerid brachiopod from the uppermost Ordovician (Hirnantian) Ellis Bay Formation of Anticosti Island, Quebec, shows that the genus is characterized by three features: 1) a ventral median septum apically buried in a thickened valve floor, but an...
| Published in: | Journal of Paleontology |
|---|---|
| Main Authors: | , |
| Format: | Article in Journal/Newspaper |
| Language: | English |
| Published: |
Cambridge University Press (CUP)
1997
|
| Subjects: | |
| Online Access: | http://dx.doi.org/10.1017/s0022336000039391 https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0022336000039391 |