Pionodema Foerste 1912 (lamp shell)

Rhynchonellata - Orthida - Draboviidae

Alternative spelling: Pianodema

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

See also Hints 1975, Howe 1988, Mitchell 1977, Sepkoski 2002 and Wilson 1949

Sister taxa: Boticium, Dalmanellopsis, Diorthelasma, Draborthis, Drabovia, Drabovinella, Eodiorthelasma, Fascifera, Hirnantia, Kinnella, Megasalopina, Nocturnellia, Oanduporella, Orthiella, Protomendacella, Salopina, Sphenophragmus, Talentella, Tunariorthis

Subtaxa: Pionodema aberstadti Pionodema cooperi Pionodema costata Pionodema dubia Pionodema girvaniensis Pionodema hypermeca Pionodema minuscula Pionodema opima Pionodema subaequata

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Ecology: stationary epifaunal suspension feeder

Distribution:

• Silurian of Canada (5: Quebec collections), Norway (3), the United Kingdom (15)

• Ordovician of Belarus (2), Canada (5: Northwest Territories, Ontario, Quebec), Estonia (6), Kazakhstan (8), the United Kingdom (4), United States (80: Georgia, Illinois, Iowa, Kentucky, Minnesota, Missouri, New York, Tennessee, Virginia, Wisconsin), Venezuela (1)

Total: 129 collections including 142 occurrences

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Specimen images are retrieved through the ePANDDA API.


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