†family Stenothecidae Runnegar and Jell 1980 (mollusk)

Helcionelloida - Helcionellida - Stenothecidae

Synonym: Mellopegmidae Missarzhevsky 1989

Full reference: B. Runnegar and P.A. Jell. 1980. Australian Middle Cambrian molluscs: correction and additions. Alcheringa 4(1/2):111-113

Parent taxon: Yochelcionelloidea according to P. Bouchet et al. 2005

See also Missarzhevsky 1989, Parkhaev 2002, Parkhaev 2004 and Runnegar and Jell 1980

Sister taxa: Rugaeconidae, Trenellidae, Yochelcionellidae

Subtaxa: Acanthotheca Anabarella Eurekapegma Mellopegma Planutenia Pseudoscenella Stenotheca Stenothecinae Watsonellinae

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Ecology: stationary epifaunal suspension feeder


• Ordovician of South Korea (1 collection)

• Cambrian of Antarctica (4), Australia (45), Canada (25: British Columbia, Newfoundland and Labrador, Nova Scotia, Quebec), China (51), Germany (1), Greenland (3), Morocco (1), New Zealand (1), Norway (1), the Russian Federation (29), Spain (1), the United Kingdom (2), United States (15: Idaho/ Utah, Massachusetts, Nevada, New York, Pennsylvania)

Total: 180 collections including 223 occurrences

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