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.