Studies of Radiolaria from the Fields Creek Formation, east-central Oregon, USA - 1989
Fenestrula, n. gen. Lower Jurassic internal spicule-bearing spherical radiolarians from East-Central Oregon - 1995
Mesozoic Radiolarian biostratigraphy from Masirah Ophiolite, Sultanate of Oman. Part I: Middle Triassic, Uppermost Jurassic and Lower Cretaceous Spumellarians and multisegmented Nassellarians - 1997