Strophomenata - Strophomenida - Taffiidae
Synonym: Eosericoidea
Parent taxon: Leptellinae according to J. Hansen and L. E. Holmer 2011
See also Sepkoski 2002 and Williams et al. 2000
Sister taxa: Huacoella, Niquivilia
Subtaxa: Leptella (Leptella) Leptella (Petroria) Leptella exigua Leptella grandis Leptella musculosa Leptella nevadensis Leptella pseudoretroflexa Leptella sarytumensis Leptella sordida
Type: Leptaena sordida
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whiterockian of United States (3: Nevada collections)
• Arenig of Argentina (5), China (16)
• Dawan of China (1)
• Ordovician of Argentina (2), Australia (1), Canada (2: British Columbia, Quebec), China (15), Ireland (1), Kazakhstan (2), Norway (1), United States (9: Montana, Nevada, Tennessee)
Total: 58 collections including 64 occurrences
Specimen images are retrieved through the ePANDDA API.
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