Protorthis (lamp shell)

Rhynchonellata - Protorthida - Protorthidae

Parent taxon: Protorthidae according to A. Williams et al. 2000

See also Cooper 1976 and Sepkoski 2002

Sister taxa: Glyptoria, Israelaria, Jamesella, Loperia, Psiloria, Saesorthis

Subtaxa: Protorthis (Loperia) Protorthis billingsi Protorthis helena Protorthis laevis Protorthis latourensis Protorthis nautes Protorthis nunnebergensis Protorthis quacoensis Protorthis spencei Protorthis wingi

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Ecology: stationary low-level epifaunal suspension feeder

Distribution:

• Ordovician of Sweden (1 collection)

• Arenig of Sweden (2)

• Marjumian of United States (1: Vermont)

• Cambrian of United States (1: Vermont)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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