Illustrated catalogue of the Museum of Comparative Zoölogy, at Harvard College / published by order of the Legislature of Massachusetts.

no.4 (1871)

Iniopterygia : a new order of Chondrichthyan fishes from the Pennsylvanian of North America / Rainer Zangerl [and] Gerard R. Case.

v.6(1973)

Cardipeltis; an early Devonian agnathan of the order Heterostraci / Robert H. Denison.

v.16:no.4(1966)