Sphenolithus conicus Bukry, 1971b
Bukry, D., 1971b. Cenozoic calcareous nannofossils from the Pacific Ocean. - San Diego Society of Natural History Transactions 16, 303-327.
Sphenolithus conicus
Bukry, 1971
Early Miocene
DSDP Leg 9, Site 80, East Pacific Rise, eastern equatorial Pacific