Chapters

Spencer, W.K. & Wright, C.W., 1966. Asterozoans. In R.C. Moore (ed.), Treatise Invert. Paleont., Part U, Echinodermata 3. Geol. Soc. Amer. & Univ. Kansas Press: U4-U107.

Parts

Durham, J.W., Caster, K.E., Exline, H., Fell, H.B., Fischer, A.G., Frizzell, D.L., Kesling, R.V., Kier, P.M., Melville, R.V., Moore, R.C., Pawson, D.L., Regnéll, G., Spencer, W.K., Ubaghs, G., Wagner, C.D. & Wright, C.W., 1966. Part U. Echinodermata 3: Asterozoa - Echinozoa. In R.C. Moore (ed.), Treatise Invert. Paleont.. Geol. Soc. Amer. & Univ. Kansas Press: 2 vols..