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Type material for 182 nominal species of fossil anthozoans is in the Invertebrate Paleontology Collections of Yale University's Peabody Museum of Natural History. Primary types for 77 nominal species include 64 holotypes, 74 syntypes (representing 11 nominal species), 1 lectotype and 2 neotypes. Secondary types for 39 nominal species include 124 paratypes (representing 38 nominal species) and 16 paralectotypes (representing 1 nominal species). Tertiary types of 114 nominal species include 488 hypotypes. Most types are from New York State, Ohio, Québec and Tennessee and have been described by T.W. Amsden, C.E. Beecher, E.J. Buehler, C.O. Dunbar, G.H. Girty, E.G. Stumm and W.H. Twenhofel.