Helopora Hall 1851 (bryozoan)

Stenolaemata - Cryptostomata - Arthrostylidae

Parent taxon: Arthrostylidae according to J. R. P. Ross 1963

See also Bassler 1911 and Sepkoski 2002

Sister taxa: Arthroclema, Arthrostylus, Arthrotrypa, Glauconome, Glauconomella, Heminematopora, Hexites, Moyerella, Nematopora, Nematoporella, Paracuneatopora, Permoheloclema, Pseudonematopora, Sceptropora, Ulrichostylus

Subtaxa: Helopora divaricata Helopora fragilis

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Type: Helopora fragilis

Ecology: stationary epifaunal suspension feeder

Distribution:

• Devonian of United States (14: Indiana, Michigan, Ohio collections)

• Silurian of Belarus (1), Canada (4: Ontario), China (1), India (1), the Russian Federation (2), Sweden (2), the United Kingdom (3), United States (39: New York)

• Ordovician of Canada (9: Northwest Territories), Estonia (1), Spain (1), United States (33: Georgia, Indiana, Minnesota, New York, Ohio, Tennessee, Vermont)

Total: 111 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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