Species: osborni BROWN, 1912
Etymology: In honor of Henry F. Osborn.

Holotype: AMNH 5220

Locality: Near the Tolman Ferry, Red Deer River, Wheatland County, Alberta Province, Canada.

Horizon: 500 feet below top of beds, Horseshoe Canyon Formation, Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material: Skull and a nearly complete skeleton.

Note: With skin impressions, along dentary, hip, feet, and caudal areas. (BELL, 2012, 2014)

Paratype: AMNH 5221: Disarticulated skull and jaws and fragmentary skeleton with skin impressions.

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Species: angustirostris ROZHDESTVENSKY, 1952
Etymology:

Referred material:

Locality: Nemegt, Nemegt basin, Ömnögov (South Gobi), Mongolia.

Horizon: Nemegt Formation.

Biostratigraphy: Tarbosaurus bataar, Saurolophus angusitrostris and Dyplosaurus giganteus zone.

Age: Lower Maastrichtian Stage, Uppermost Senonian, Uppermost Gulf Epoch, Late Cretaceous.

BELL, 2012

PIN 4216/49: Fragmentary caudal series with skin impressions.

UALVP 52748, 52824, 52781, 52786: Fragmentary skeletons with skin impressions.

 

KURZANOV, 1993

Locality:

Horizon:

Biostratigraphy:

Age:

Material:

Number: Not given: Fragmentary tail? With skin impressions.

 

MARYANSKA & OSMOLSKA, 1984.

Locality: Altan Ula II locality, Mongolia.

Horizon: Nemegt Formation.

Biostratigraphy:

Age: Lower Maastrichtian Stage, Uppermost Senonian, Uppermost Gulf Epoch, Late Cretaceous.
Material:

ZPAL MgD-I/87: Skin impressions.

 

Locality: Altan Ula IV Locality, Mongolia.

Horizon: Nemegt Formation.

Biostratigraphy:

Age: Lower Maastrichtian Stage, Uppermost Senonian, Uppermost Gulf Epoch, Late Cretaceous.

Material:

ZPAL MgD-I/159: Almost complete skeleton of young individual including skull, first 8 cervicals, series of 18 dorsals, sacrum including 9 vertebrae, first 3 caudals, complete and right scapula, proximal portion of left one, right and left coracoid, 2 fragmentary sternal bones, fragmentary cervical and thoracic ribs, ilia (the left one incomplete), right and left prepubis, ischia lacking shafts, proximal portion of right femur, numerous skin imprints.

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Sp

CURRIE, 2002

Locality: Altan Ulaa II (Russian Saurolophus quarry) Locality, n.43°36.204’E., 100°33.663’, Nemegt Basin, Ömnögov (South Gobi), Mongolia.

Horizon: Nemegt Formation.

Biostratigraphy:

Age: Lower Maastrichtian Stage, Uppermost Senonian, Uppermost Gulf Epoch, Late Cretaceous.

Material:

PJC.2001.11: Skin impressions of a juvenile.

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ARPENTER, 1992 (Lambeosaurinae incertae sedis), GATES & FARKE, 2009

Locality: Western flank of the Rock Springs Uplift, Sweetwater County, Wyoming.

Horizon: Almond Formation ("Mesaverde" Formation) Mesaverde Group.

Biostratigraphy:

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

Material:

Material:

AMNH 3651: Jugal, surangular, quadratojugal, postorbital, several toothed elements, numerous fragmetns that likely came from the skull roof, yet cannot be identified, 29 caudal vertebrae, a sacrum, 5 ribs and a number of rib fragmetns, 5 chevrons, right ilium, right pubis, right metatarsals II-IV, left metataral II, isolated phalanx, both scapulae, right tibia and a portion of the left, right astragalus, right fibula, right femur and a portionf of the left, patches of skin impressions and numerous fragments of bone.

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LULL & WRIGHT, 1942

Horizon: Horseshoe Canyon Formation, Edmonton Group.

Biostratigraphy:

Age: Edmontonian age, lower Maastrichtian Stage, Upper Senonian subepoch, Upper Gulf Epoch, Late Cretaceous.

Material:

AMNH 5243: Sacrum and tail partly covered by skin.