Thebesia Amsden 1974 (lamp shell)

Rhynchonellata - Rhynchonellida - Trigonirhynchiidae

Parent taxon: Virginiatinae according to A. Williams et al. 2002

See also Jin and Chatterton 1997 and Sepkoski 2002

Sister taxa: Hostimex, Rhynchotreta, Virginiata

Subtaxa: Thebesia admiranda Thebesia crassicostata Thebesia scopulosa Thebesia thebesensis

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Type: Rhynchotreta thebesensis

Ecology: stationary epifaunal suspension feeder


• Silurian of Canada (8: Northwest Territories, Nunavut, Quebec collections), China (3)

• Ordovician of Norway (7), the Russian Federation (4), United States (2: Illinois)

Total: 24 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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