| Publication Type: | Journal Article |
| Year of Publication: | 1989 |
| Authors: | R. L. Squires |
| Journal: | Transactions of the San Diego Society of Natural History |
| Volume: | 21 |
| Pagination: | 275-282 |
| Keywords: | biogeography, bivalvia, fossils, isognomon, isognomonidae, mollusca, paleontology, pterioida, pterioidea |
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