Species: warnerensis ZELENITSKY, HILLS & CURRIE, 1996
Etymology: In reference to Warner County, Southern Alberta Province, Canada; in which the type specimen was found.
Holotype: RTMP 94.157.60
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.
Note: Probably small theropod.
Referred material:
RTMP 94.157.38B-94-94.157.38K: Eggshell fragments.
Locality: Faye Walker’s Coulee, 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:
RTMP 94.15739A-94.157.39C: Eggshell fragments.
Locality: Knight’s Ranch, 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:
RTMP 95.17.4A, 95.17.4B: Eggshell fragments.