Cheetham, Alan H. (1975): Preliminary report on early Eocene cheilostome bryozoans from Site 308, Leg 32, Deep Sea Drilling Project. Texas A & M University, Ocean Drilling Program, College Station, TX, United States, Initial Reports of the Deep Sea Drilling Project, 32 (Hakodate, Japan to Honolulu, Hawaii, Aug.-Oct., 1973), 835-851, georefid:1976-009741