Trilobita - Phacopida - Pliomeridae

PaleoDB taxon number: 21498

Full reference: H. B. Whittington. 1961. Middle Ordovician Pliomeridae (Trilobita) from Nevada, New York, Quebec, Newfoundland. Journal of Paleontology 35(5):911-922

Parent taxon: Pliomeridae according to P. A. Jell and J. M. Adrain 2002

Sister taxa: Anapliomera, Benedettia, Cybelopsinae, Encrinurella, Evropeites, Gogoella, Guizhoupliomerops, Hammatocnemidae, Hintzeia, Ibexaspis, Josephulus, Leiostrototropis, Obliteraspis, Parapliomera, Perissopliomera, Placoparia, Pliomera, Pliomerella, Pliomeridius, Pliomerina, Pliomerinae, Protoencrinurella, Protopliomerella, Protopliomerops, Pseudomera, Quinquecosta, Rossaspis, Tesselacauda

Subtaxa: Colobinion julius

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Type: Amphion julius

Ecology: fast-moving low-level epifaunal carnivore