Hemicosmites Buch 1840

Rhombifera - Hemicosmitidae

Synonym: Hexalacystis Haeckel 1896

Parent taxon: Hemicosmitidae according to J. F. Bockelie 1979

See also Regnéll 1945 and Sepkoski 2002

Sister taxa: none

Subtaxa: Hemicosmites extraneus Hemicosmites oelandicus Hemicosmites papaveris Hemicosmites pyriformis Hemicosmites sculptus Hemicosmites sphaericus Hemicosmites variabilis

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Type: Hemicosmites pyriformis

Ecology: stationary epifaunal suspension feeder

Distribution:

• Ordovician of Estonia (18 collections), Norway (7), Sweden (3)

• Arenig of China (3)

• Dawan of China (2)

Total: 33 collections including 34 occurrences

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Specimen images are retrieved through the ePANDDA API.


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