Cystoidea
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- The Middle Ordovician of the Oslo Region, Norway, 30. the Eocrinoid Genera Cryptocrinites, Rhipidocystis and Bockia
- Stratigraphy, Sedimentology, and Diagenesis of Ordovician Outliers, Northern Ottawa–Bonnechere Graben, Central Ontario
- Mesozoic Part 2
- Ordovician of the World
- On the Morphology and Evolution of the Cucullograptinae (Monograptidae, Graptolithina)
- June 1984 Volume 3 Fossils from the Metamorphic
- Supplemental Table 1. Species of Echinoderms Used in This
- Lectures 22, 23: Paleozoic Overview & the Cambrian Explosion
- Phanerozoic Time Frame (Paleozoic Era) B) Why a Cambrian “Explosion” C) Introducing Our Ancestors
- Crinoids from the Silurian of Western Ohio and Indiana