Oogenus: Dispersituberoolithus ZELENITSKY, HILLS & CURRIE, 1996
Etymology: Latin, Dispersus, “dispersed”, Latin, tuber, “node”: in reference to the numerous nodes dispersed over the outer surface.

Oospecies: exilis ZELENITSKY, HILLS & CURRIE, 1996
Etymology: Latin, Exilis, “thin”: in reference to the eggshell thickness.

Holotype: RTMP 94.157.62

Locality: Little Diablo’s Hill, Devil’s Coulee, Warner County, Southern Alberta Province, Canada.

Horizon: Oldman Formation, middle Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, Senonian subepoch, Upper Gulf epoch, Late Cretaceous.

Material: Single eggshell fragment.

Referred material:

RTMP 94.157.58A, 94.157.58B, 94.157.58D, 94.157.58E: Eggshell fragments.