Trilobita - Ptychopariida - Phylacteridae
Synonym: Ponumia Hu 1970
Full reference: A. R. Palmer. 1965. Trilobites of the Late Cambrian Pterocephaliid Biomere in the Great Basin, United States. United States Geological Survey Professional Paper 493:1-105
Parent taxon: Phylacteridae according to P. A. Jell and J. M. Adrain 2002
See also Hohensee and Stitt 1989 and Sepkoski 2002
Sister taxa: Cliffia, Drabia, Phylacterus, Westonaspis
Subtaxa: Aphelotoxon acuminata Aphelotoxon granulosus Aphelotoxon limbata Aphelotoxon lumaleasa Aphelotoxon marginata Aphelotoxon punctata Aphelotoxon spinosus
Type: Bynumiella acuminata
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (1: Yukon collection), United States (28: Arkansas, Indiana, Missouri, Nevada, Nevada and Utah, Utah)
Total: 29 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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