†Cyclagelosphaera lacuna Varol and Girgis 1994 (haptophyte alga)
Prymnesiophyceae - Watznaueriales - Watznaueriaceae
PaleoDB taxon number: 88231
Belongs to Cyclagelosphaera according to E. de Kaenel and J. A. Bergen 1996
Sister taxa: Cyclagelosphaera alta, Cyclagelosphaera argoensis, Cyclagelosphaera brezae, Cyclagelosphaera deflandrei, Cyclagelosphaera jiangii, Cyclagelosphaera margerelii, Cyclagelosphaera monocava, Cyclagelosphaera reinhardtii, Cyclagelosphaera rotaclypeata, Cyclagelosphaera shenleyensis, Cyclagelosphaera tubulata, Cyclagelosphaera wiedmannii
Ecology: passively mobile planktonic "photoautotroph"