The name "Bashunosaurus kaijiangensis" first appeared in Ouyang's description of Abrosaurus in 1989, although without a description or diagnosis, making it a nomen nudum (i.e. a nickname that is unavailable for use as an actual scientific name).
This name "Bashunosaurus kaijiangensis" was initially presented by Ouyang in his 1989 account of Abrosaurus, but without a thorough explanation or identification, rendering it an invalid scientific designation.