†Pseudorthotheca Cobbold 1935
Hyolithelminthida - Hyolithellidae
Full reference: E.S. Cobbold. 1935. Lower Cambrian faunas from Hérault, France. Annals and Magazine of Natural History. Series 10 16(91):325-386
Parent taxon: Hyolithellidae according to A. Y. Rozanov et al. 1969
Sister taxa: Barella, Hexagonellus, Hyolithellus
Subtaxa: Pseudorthotheca bistriata, Pseudorthotheca costata, Pseudorthotheca filosa, Pseudorthotheca rara, Pseudorthotheca yichangensis