Catalogue of type and referred specimens of Echinozoa (Edrioasteroidea) in Field Museum of Natural History / [by] Julia Golden -- and Matthew H. Nitecki --.

v.20:no.3(1970)

Revised phylogeny and functional interpretation of the Edrioasteroidea based on new taxa from the Early and Middle Ordovician of western Utah / Thomas E. Guensburg --, James Sprinkle --.

n.s. no.29(1994)