This taxon is considered subjective synonym of
of the valid taxon Therizinosauroidea
according to the Paleobiology Database.
See the page for Therizinosauroidea →
Bibliography
Original description
Z. Dong and H. Yu. 1997. A new segnosaur from Mazongshan area, Gansu Province, China. Sino-Japanese Silk Road Dinosaur Expedition. China Ocean Press, Beijing