†family Dimorphosiphonaceae Shuyskiy 1987

Sister taxa: none

Subtaxa: Dimorphosiphon

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Type: Dimorphosiphon

Ecology: stationary epifaunal "photoautotroph"

Distribution:

• Ordovician of Canada (1: Quebec collection), Norway (1), the Russian Federation (1), United States (1: Wyoming)

Total: 4 collections each including a single occurrence

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