Coelenterata - Bayer, Frederick M.; Boschma, Hilbrand; Harrington, Horacio Jaime 1910-; Hill, Dorothy; Hyman, Libbie H.; Moore, Raymond Cecil n. 1892; Joint Committee on Invertebrate Paleontology (Lawrence : The Geological Society of America. Inc., 1956)
Keywords: CELENTEREOS; INVERTEBRADOS FOSILES