Notes that the thecidean brachiopods have been allocated subordinal rank (Thecideoidea new suborder, for the superfamily Thecideacea) in the forthcoming brachiopod volume of the Treatise on Invertebrate Paleontology.

GeoRef, Copyright 2004, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States