Trilobita - Ptychopariida - Lonchocephalidae

Full reference: A. V. Rozova. 1968. Biostratigrafiya i trilobity verkhnego Kembriya i nizhnego Ordovika severo-zapada Sibirskoy Platformy [Biostratigraphy and trilobites of the Upper Cambrian and Lower Ordovician of the northwestern Siberian platform]. Trudy Instituta Geologii i Geofiziki, Sibirskoye Otdeleniye 36:1-195

Parent taxon: Lonchocephalidae according to P. A. Jell and J. M. Adrain 2003

Sister taxa: Aethia, Amiaspis, Calymenidius, Caulaspina, Durinia, Glaphyraspis, Graciella, Hawkinsaspis, Kuraspis, Kuraspoides, Lonchocephalus, Monosulcatina, Neoglaphyraspis, Olegaspis, Pseudotalbotina, Quebecaspis, Raashellina, Talbotina, Terranovella, Trymataspis, Weeksina

Subtaxa: Nordia lepida

View classification

Type: Nordia lepida

Ecology: fast-moving low-level epifaunal carnivore