ammonites
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†family Pliomeridae Raymond 1913 (trilobite)

Trilobita - Phacopida

PaleoDB taxon number: 124266

Synonym: Hammatocnemidae Kielan 1960 (taxon 311416)

Parent taxon: Phacopida according to H. B. Whittington et al. 1997

Sister taxa: Acastidae, Bathycheilidae, Bavarillidae, Calmoniidae, Calpmenella, Calymenidae, Calymenina, Cheirurina, Dalmanitidae, Diaphanometopidae, Emsurina, Encrinuridae, Eocheiurus, Eodindymene, Fenestraspis, Feruminops, Forillonaria, Foulonia, Frenerinuroides, Furacopyge, Gourdonia, Hapsiceraurus, Heliocephalus, Hexacosta, Homalonotidae, Ibexaspis, Illaenula, Josephulus, Kolymella, Langgoni, Leiostrototropis, Liolophops, Malladaia, Metapliomerops, Mezocrotalus, Mitchellaspis, Morocconites, Nipponocalymene, Pamirotellus, Parachuangia, Pelitlina, Perirehaedulus, Phacopidae, Phacopina, Phalangocephalus, Pharostomatidae, Pilekiidae, Podolites, Probolops, Prodontochile, Prosopiscidae, Pterygometopidae, Ptychometopus, Punillaspis, Rabienops, Radiopyge, Renniella, Reraspis, Reussiana, Rhinophacops, Rhinoreedops, Roncellia, Sambremeusapis, Sanidopyge, Scabrella, Schoharia, Spinodontochile, Teichertops, Toxophacops, Trypaulites, Turcopyge, Typhloiscus, Victorispina, Wallacia

Subtaxa: Anapliomera, Benedettia, Colobinion, Cybelopsinae, Encrinurella, Evropeites, Guizhoupliomerops, Hintzeia, Obliteraspis, Ovalocephalus, Parapliomera, Perissopliomera, Placoparia, Pliomera, Pliomerella, Pliomeridius, Pliomerina, Pliomerinae, Protoencrinurella, Protopliomerella, Protopliomerops, Pseudomera, Quinquecosta, Rossaspis, Tesselacauda

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Ecology: fast-moving low-level epifaunal carnivore