†Pesaiella Rozova 1964 (trilobite)
Trilobita - Asaphida - Parabolinoididae
Full reference: A. V. Rozova. 1964. Biostratigrafiya i opisaniye trilobitov srednego i verkhnego Kembriya severo-zapada Sibirskoy Platformy. Opisaniye stratotipicheskogo razreza (reka Kulyumbe) [Biostratigraphy and description of trilobites of the Middle and Upper Cambrian of the northwestern Siberian Platform. Description of the stratotype section (Kulyumbe River)] 1-148
Parent taxon: Parabolinoididae according to A. V. Rozova 1964
Sister taxa: Abdulinaspis, Croixana, Kendallina, Minkella, Orygmaspis, Parabolinoides, Roksaspis, Taenicephalus
Subtaxa: Pesaiella obnixa, Pesaiella perfida
Type: Pesaiella obnixa
Ecology: fast-moving low-level epifaunal deposit feeder