Iakovleva, A. I., H. Brinkhuis, and C. Cavagnetto. 2001. Late
Palaeocene–early Eocene dinoflagellate cysts from the Turgay
Strait, Kazakhstan; Correlations across ancient seaways.
Palaeogeography, Palaeoclimatology, Palaeoecology 172:
243–268.
Ivy, L. D. 1990. Systematics of late Paleocene and early Eocene
Rodentia (Mammalia) from the Clarks Fork Basin, Wyoming.
Contributions from the Museum of Paleontology, the University
of Michigan 28:21–70.
