Morphology and microstructure of oligoiamellar teeth in Paleozoic echinoids Part 2. Givetian (Middle Devonian) stage of evolution of oligolamellar teeth.
Growth in Two Populations of the Crinoid Eucalyptocrinites crassus. /&/ Observations on Evolution of Calycine Appendages in Gilbertsocrinus. /&/ Cystoid Plate from the Lower Part of the Petoskey Formation.
1973. Museum of Paleontology, Papers on Paleontology No. 6; pp. 1-50, 51-53 & 55-59, 23 fig./phot. Orig. wrps. with libr. stamp, very good.