Late pliocene megafossils of the Pico Formation, Newhall Area Los Angeles County, Southern California. Contributions in Science, Los Angeles County Museum, 520, 73–93
Additions to the Eocene megafossil fauna of the Llajas Formation, Simi Valley, Southern California. Contributions in Science, Los Angeles County Museum, 489, 1–40
Megapaleontology of the Eocene Llajas Formation, Simi Valley, California. Contributions in Science, Natural History Museum of Los Angeles County, 350, 1–76
