†Leptella (Leptella) Hall and Clarke 1892 (lamp shell)
Strophomenata - Strophomenida - Taffiidae
Parent taxon: Leptella according to J. Hansen and L. E. Holmer 2011
Sister taxa: Leptella (Petroria), Leptella exigua, Leptella grandis, Leptella musculosa, Leptella nevadensis, Leptella pseudoretroflexa, Leptella sarytumensis, Leptella sordida
Subtaxa: Leptella (Leptella) inequicostellata
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Bassisletta (coll. Hansen 2008), 21 m Profilbekken Mbr. (Ordovician of Norway)