†family Ephippelasmatidae Rowell 1965 (lamp shell)

Lingulata - Acrotretida - Ephippelasmatidae

Parent taxon: Acrotretoidea according to J. Hansen and L. E. Holmer 2011

See also Holmer and Biernat 2002, Popov 2000 and Williams et al. 2000

Sister taxa: Acrothyra, Acrotretidae, Ceratretidae, Craniotreta, Curticiidae, Eoconulidae, Hadrotreta, Scaphelasmatidae, Schizotretoides, Torynelasmatidae, Acrotetidae

Subtaxa: Aipyotreta Akmolina Ephippelasma Ghavidelia Lurgiticoma Mamatia Myotreta Numericoma Pomeraniotreta Rhinotreta Veliseptum

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Ecology: stationary epifaunal suspension feeder

Distribution:

• Ordovician of Argentina (1 collection), Australia (1), Estonia (27), Iran (4), Ireland (1), Kazakhstan (2), Norway (15), Poland (1), Sweden (29)

• Llandeilo of Kazakhstan (1)

• Chazy of United States (1: Alabama)

• Ayusokkanian of Kazakhstan (2)

• Cambrian of Kazakhstan (15), New Zealand (2)

Total: 102 collections including 127 occurrences

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