Species: sloanae CAMPBELL, MITCHELL, RYAN & ANDERSON, 2021
Etymology: In honor of Donna Sloan who discovered the holotype, and for her long service to palaeontology, both in the field and as a scientific illustrator at the Royal Tyrrell Museum of Palaeontology (gender; feminine).
Holotype: RTMP 2009.037.0068/1990.046.0001/.0002
Locality: Sage Creek Provincial Grazing Reserved, near Onefour, Cypress County, Alberta Province,
Canada.
Note: Precise locailty data on file for qualified researchers at the TMP.
Horizon: Dinosaur Park Formation, upper Judith River Group.
Biostratigraphy: Basalmost coal bed of the Lethbridge Coal Zone.
Age: Judithian age, Upper Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.
Material: Partial skeleton consisting of a tooth, posterior cervical vertebral series, teh complete pectoral, dorsal, and sacral vertebral series, the anterior half of the caudal vertebral series, ribs, gastralia, partial pectoral and pelvic girles, and a partial fore and hind limb.
Referred material:
RMTP 2009.037.0007: Partial rib and gastralium, and left humerus.
Locality: Dinosaur Provincial Park, Newell County, Alberta Province, Canada.
Horizon: Dinosaur Park Formation, upper Judith River Group.
Biostratigraphy:
Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.
Material:
RTMP 1979.008.0006/.0184/.0185: Dorsal vertebra and both pubes.
RTMP 1980.031.0001/002: 6 cervical and 10 dorsal vertebrae, ribs, one patial scapula and coracoid, ilium and limb elements.
Locality: BB164, Dinosaur Provincial Park, Newell County, Alberta Province, Canada.
Horizon: Dinosaur Park Formation, upper Judith River Group.
Biostratigraphy:
Age: Judithian age, Middle Campanian Stage, middle Senonian subepoch, upper Gulf Epoch, Late Cretaceous.
Material:
RTMP 1998.068.0082: Posterior cervical, and dorsal vertebrae.
SATO, EBERTH, NICHOLLS & MANABE, 2005
Locality: Deadlodge Canyon, souths side of Happy Jack's Ferry, Alberta Province, Canada.
Horizon: Unknown.
Biostratigraphy:
Age: Late Cretaceous.
Material:
CMN 304: Ulna.
CMN 304a, 204e, 209c: 2 anterior cervicals.
CMN 304b, 309b: 2 posterior cervicals.
CMN 304c, 309, 309a: 3 dorsal vertebrae.
CMN 304f: Jeuvenile cervical centrum.
CMN 304g: Posterior cervical.
CMN 305, 306: Right and left humeri.
CMN 307: Fragmentary ulna.
CMN 307a-f, 312, 313a, b, d, e, f: Paddle elements.
CMN 308: Possible tibia.
CAMPBELL, MITCHELL, RYAN & ANDERSON, 2021
CMNH 9895: A right pubis an dpartial right ischium.
CMN 51829 (previously referred to by Sato et al., 2005 as: CMN "Lambe numbers" 475-r-z, ww.xx.yy, CMN 1079): 11 cervical, 1 dorsal, and 1 pectoral (or sacral) vertebrae.