Strophomenata - Strophomenida - Leptestiidae
Synonyms: Diambonia Cooper and Kindle 1936, Leangella Opik 1933, Opikella
Parent taxon: Leptestiidae according to L. Hints and D. A. T. Harper 2015
See also Bassett and Cocks 1974, Cocks 2005, Cocks 2010, Jin and Chatterton 1997, Mitchell 1977, Opik 1933, Rubel 2011, Sepkoski 2002, Sheehan 1987 and Williams et al. 2000
Sister taxa: Bekella, Bilobia, Isophragmatinae, Isopiiragmatinae, Leptestia, Leptestiina, Rurambonites, Sampo, Sortanella
Subtaxa: Diambonia discuneata Leangella (Leangella) Leangella cylindrica Leangella scissa Leangella triangularis Opikella tvaerensis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Jaani of Estonia (7 collections), Lithuania (7)
• Niagaran of Canada (1: Québec)
• Silurian of Argentina (6), Australia (3), Canada (19: New Brunswick, Northwest Territories, Nunavut, Ontario, Quebec, Québec), the Czech Republic (1), Estonia (28), Kazakhstan (8), Lithuania (31), Mongolia (1), Norway (45), Sweden (5), Thailand (1), Ukraine (1), the United Kingdom (134), United States (27: Alabama, Arkansas, Illinois, Indiana, Iowa, Missouri, Oklahoma, Tennessee, Wisconsin)
• Ordovician to Silurian of Norway (1)
• Ordovician of Belgium (5), Canada (12: British Columbia, Quebec, Québec), China (6), France (1), Ireland (1), Italy (3), Kazakhstan (5), Latvia (2), Norway (13), Portugal (1), the Russian Federation (1), Spain (2), Sweden (5), Turkey (1), the United Kingdom (29), United States (2: Alaska)
Total: 415 collections including 428 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.