A Middle Triassic ichnofauna: a preliminary report - 1999
A preliminary report on new vertebrate fossil sites, including a microsite from the Holbrook Member of the Moenkopi Formation, Holbrook, Arizona - 2000
Protosuchid crocodylomorphs from the Lower Jurassic Navajo Sandstone of north-central Arizona - 2001
The earliest known echolocating toothed whales (Mammalia; Odontoceti): preliminary observations of fossils from Washington State - 2001