†Onychotreta Ulrich and Cooper 1936 (lamp shell)
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Strophomenata - Orthotetida - Triplesiidae
Synonyms: Eilotreta, Lissotreta
Parent taxon: Triplesiidae according to A. Williams et al. 2000
See also Mitchell 1977 and Sepkoski 2002
Sister taxa: Acaretyrricula, Amphiplecia, Bicuspina, Brachymimulus, Caeroplecia, Cliftonia, Craigella, Grammoplecia, Ogmoplecia, Onychoplecia, Oxoplecia, Paraonychoplecia, Placotriplesia, Plectotreta, Streptis, Triplesia
Subtaxa: Onychotreta mesleri
Type: Onychotreta mesleri
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Silurian of United States (2: Arkansas, Oklahoma collections)
• Ordovician of the United Kingdom (1)
Total: 3 collections including 7 occurrences
Specimen images are retrieved through the ePANDDA API.
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