Tryblidiidae
| Tryblidiidae | |
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| Drawing of the shell of Pilina unguis. Head region is on the left. | |
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| Family: | Tryblidiidae von Zittel, 1899[1]
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Tryblidiidae is an extinct family of paleozoic monoplacophorans in the superfamily Tryblidioidea.
Genera
Genera in the family Tryblidiidae include:
- Tryblidium Lindström, 1880. From Ordovician and Silurian.[2]
- Drahomira Perner, 1903
- Helcionopsis Ulrich & Scofield, 1897
- Pentalina Horný, 1961
- Pentalina prantli Horný, 1961
- Pilina
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References
- ^ von Zittel K. A. 1899. Text-book of Paleontology. 520 pp.
- ^ Dall W. H. 1913. Gastropods. In: Eastman C. R. Text Book of Paleontology edited by C. R. Eastman adapted from German of K. A. von Zittel, 2nd edition revised and enlarged by the editor in collaboration with the following named specialists: R.S. Bassler, W. H. Dall, C. D. Walcott. Volume 1. MacMillan & Co., London. xii + 839 pp. Page 521.
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