†Gymnophyllum Howell 1945 (horn coral)
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Parent taxon: Metriophyllina according to D. Hill 1981
See also Hill 1956 and Sepkoski 2002
Sister taxa: Combophyllidae, Cyathaxoniidae, Famaxonia, Hadrophyllidae, Kielcephyllidae, Laccophyllidae, Lindstroemiidae, Lyliophyllum, Metriophyllidae, Petraiidae, Rhipidophyllum, Ridderia
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: found only at East of Lake Okmulgee (Carboniferous of Oklahoma)
Specimen images are retrieved through the ePANDDA API.
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