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Leptostega abrupta Shaler and Foerste 1888 (mollusk)

Helcionelloida - Helcionellida - Helcionellidae

PaleoDB taxon number: 77536

Alternative combinations: Helcionella abrupta, Stenotheca rugosa abrupta

Synonyms: Helcionella cingulata Cobbold 1921 (no. 69572), Leptostega cingulata Cobbold 1921 (no. 69573)

Full reference: N. S. Shaler and A. F. Foerste. 1888. Preliminary description of North Attelboro fossils. Harvard Museum of Comparative Zoology Bulletin 16:27-41

Belongs to Leptostega according to P. J. Wagner 2017

Sister taxa: Leptostega frankenwaldensis, Leptostega hyperborea, Leptostega irregularis

Ecology: slow-moving low-level epifaunal detritivore

Average measurements (in mm): shell 2.00 x 4.00