Sp

= Adocus cf. KNELL,JACKSON, TITUS, & ALBIGHT, 2011

Locality: Horse Mountain, Grand Staircase-Escalante National Monument, Kane County, Utah.

Horizon: Kaiparowits Formation.

Biostratigraphy:

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

Material:

LBA-06-7: Fragmentary shell, fragmentary skeleton with eggs.

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ZELENITSKY, THERRIEN, JOYCE & BRINKMAN, 2008

Locality: Mud-filled freshwater estuarine channel, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.

Horizon: Uppermost Dinosaur Park Formation, upper Judith River Group.

Biostratigraphy:

Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.

Material:

RMTP 1999.63.2: Skull, nearly complete skeleton and shell.

Note: Has 5 eggs in its body cavity.