Full reference: D. B. Macurda, Jr. 1964. A new spiraculate blastoid, Pyramiblastus,from the Mississippian Hampton Formation of Iowa. Contributions from the Museum of Paleontology, University of Michigan 19(8):105-114
Parent taxon: Spiraculata according to D. B. Macurda 1964
See also Beaver et al. 1967 and Sepkoski 2002
Sister taxa: Arcuoblastus, Conuloblastus, Costatoblastus, Deliablastus, Diploblastidae, Euryoblastus, Gongyloblastus, Iranoblastus, Kadiskoblastus, Malchiblastus, Monoblastus, Monoschizablastus, Montanablastus, Nucleocrinidae, Orbitremitidae, Pentremitidae, Perittoblastus, Sinopetaloblastus, Tanablastus, Tanaoblastus, Uyguroblastus, Xinjiangoblastus, Xyeleblastus
Subtaxa: Pyramiblastus fusiformis
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: found only at Le Grand Main South Quarry (Carboniferous of Iowa)
Specimen images are retrieved through the ePANDDA API.
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