Gemmarcula (lamp shell)

Rhynchonellata - Terebratulida - Terebrataliidae

Synonym: Trifidarcula Elliott 1959

Parent taxon: Gemmarculinae according to A. Williams et al. 2006

See also Sepkoski 2002

Sister taxa: Arenaciarcula, Choristothyris, Helvetella, Ismenia, Oblongarcula, Ruegenella

Subtaxa: Gemmarcula arizonensis Gemmarcula canaliculata Gemmarcula doddsae Gemmarcula menardi Gemmarcula plattenwaldensis Trifidarcula trifida

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Ecology: stationary low-level epifaunal suspension feeder

Distribution:

• Cretaceous of Australia (1 collection), Austria (3), France (2), Kazakhstan (1), Romania (1), the United Kingdom (10), United States (1: Arizona)

Total: 19 collections including 23 occurrences

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Specimen images are retrieved through the ePANDDA API.


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