†superfamily Siphogonuchitoidea Qian 1977 (mollusk)

Sachitida

Parent taxon: Sachitida according to P. Y. Parkhaev and Y. Demidenko 2010

Sister taxa: Aculifera, Adversella, Carubacgutes, Halkierioidea, Hippopharangites, Miriella, Quadrochites, Australohalkieria, Ninella, Orthrozanclidae, Wiwaxia

Subtaxa: Siphogonuchitidae

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Ecology: epifaunal grazer

Distribution:

• Ordovician of Morocco (4 collections)

• Cambrian of China (49), Iran (4), Jordan (1), Mongolia (1), the Russian Federation (9)

Total: 68 collections including 131 occurrences

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