Trilobita - Ptychopariida - Lisaniidae

Parent taxon: Lisaniidae according to J. Yang et al. 1993

See also Sepkoski 2002

Sister taxa: Dazhuia, Eoshengia, Himalisania, Lisaniella, Megalisania, Metalisania, Paralisaniella, Platylisania, Quandraspis, Redlichaspis, Shengia, Xichuania

Subtaxa: Extrania trigona

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Ecology: fast-moving low-level epifaunal carnivore

Distribution: found only at Xiuzigou, bed 10b (Cambrian of China)

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Specimen images are retrieved through the ePANDDA API.