Palaeoecology of a well-preserved crinoid colony from the Silurian Rochester Shale in Ontario - 1982
Taxonomy and palaeoecology of the Silurian myelodactylid crinoid Crinobrachiatus brachiatus (Hall) - 1985
Stipatocrinus, a new and unusual camerate crinoid from the Lower Silurian of western New York - 1987