Pachyphyllum Milne-Edwards and Haime 1850 (horn coral)

Anthozoa - Stauriida - Phillipsastreidae

Synonym: Medusaephyllum Roemer 1855

Parent taxon: Phacellophyllinae according to D. Hill 1956

See also Sepkoski 2002

Sister taxa: Macgeea, Pexiphyllum

Subtaxa: Pachyphyllum dumonti

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Ecology: stationary epifaunal suspension feeder


• Devonian of Belgium (1 collection), Canada (7: Alberta, British Colombia-Alberta, British Columbia, British Columbia-Alberta, Northwest Territories), the Russian Federation (4), United States (10: Iowa, Nevada, New York)

Total: 22 collections including 25 occurrences

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