New generic names for two groups of fossil holothurian sclerites - 1982
A fossil holothurian sclerite from the Lower Rincon Formation (Oligo-Miocene) of California - 1986
Palaeozoic-Cainozoic fossil Holothuroidea zonation scheme - 1990
Revision of fossil holothuroidea family Theeliidae Frizzell & Exline 1955 - 1991