†Lorrettina Shergold 1971 (trilobite)
Trilobita - Ptychopariida - Dokimocephalidae
Parent taxon: Dokimocephalidae according to S. Peng 1992
Sister taxa: Bellaspidella, Bellaspis, Burnetiella, Calocephalites, Chalfontia, Conaspis, Deadwoodia, Deckera, Dellea, Dokimocephalus, Eshelmania, Glyptometopsis, Iddingsia, Jingxiania, Kindbladia, Kiowaia, Kyphocephalus, Pinctus, Pseudosaratogia, Ritella, Sulcocephalus, Taenicephalina, Wuhuia
Subtaxa: Lorrettina shenjiawanensis
Ecology: fast-moving low-level epifaunal carnivore