The shark fauna from the Middle Triassic (Anisian) of North-Western Nevada. Zoological Journal of the Linnean Society, 133(3), 285–301
DOI: 10.1111/j.1096-3642.2001.tb00627.x
A Middle Triassic Vertebrate Fauna from the Jilh Formation, Saudi Arabia. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 213(2), 201–232
DOI: 10.1127/njgpa/213/1999/201
A new fossil fish fauna from the Middle Triassic (Anisian) of North-Western Nevada. In G. Arratia & G. Viohl (Eds.), Mesozoic Fishes 1 – Systematics and Paleoecology (pp. 501–512). Verlag Dr. Friedrich Pfeil
A new genus of shark from the Middle Triassic of Monte San Giorgio, Switzerland. Palaeontology, 25(2), 399–412
The hybodontiform sharks from the Middle Triassic of Mte. San Giorgio, Switzerland. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 161, 324–353