Trematidae
Classification
Phylum: Brachiopoda
Class: Lingulata
Order: Lingulida
Family: Trematidae (Schuchert, 1893)
Cincinnatian Genera: Trematis, Schizocrania
Geologic Range
Ordovician – Devonian
Common Paleoecology
Trematidae is an extinct family of stationary low-level epifaunal suspension feeders.
Description of the Family
- Ornamented shell with superficial pits
- Beak of dorsal valve marginal
- Protruding beyond beyond ventral valve
- Pedicle opening extending to posterior of ventral valve
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Treatise on Invertebrate Paleontology, Part H, Vol. 2 (2000):
Treatise on Invertebrate Paleontology, Part H, Vol. 2 (2000):
- Shell usually ornamented with large, superficial pits; beak of dorsal valve marginal, protruding
beyond ventral valve; pedicle opening usually extending to posterior margin of ventral valve in all growth
stages.
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Trematis
Schizocrania
