Cyclagelosphaera shenleyensis Black, 1973
Black, M. 1973. British Lower Cretaceous Coccoliths. I-Gault Clay (Part 2). Palaeontographical Society Monograph 127: 49-112.
Cyclagelosphaera shenleyensis
Black, 1973
Early Albian
Near Leighton Buzzard, Southeastern England