Species: magnidentatus SULIMISKI, 1972
Etymology: Latin, magnus, "large" and Latin, dens, "tooth"; large-toothed.

Holotype: Z.Pal.No.MgR-II/80

Locality: Northeast of Bayan Zag (= Bayn Dzak, Shabarakh Usu GILMORE, 1943), Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Skull.

Referred material:

Z.Pal.No. MgR-II/49: The middle part of a skull with fragmentary persevered upper and lower jaw, a jugal is preserved on the right of the upper jaw.

 

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

Horizon: Barun Goyot Formation.

Biostratigraphy:

Age: Middle –Late Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous..

Material:

Z.PAL.MgR-I/13: Skull.

Z.PAL.MgR-I/42: Skull.

7 more skulls and partial skulls, fragmentary jaw elements and a few postcranial elements.

Locality: Hermiin Tsav II (Khermeen Tsav II), western Ömnögov (South Gobi), Mongolia.

Horizon: Barun Goyot Formation, = Red Beds of Khermeen Tsav.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Z.PAL.MgR-III/5: Skull.

Z.PAL.MgR-III/1: Skull.

 

Locality: Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

AMNH 6648: Fragmentary skull.

 

DASHZEVEG, NOVACEK, NORELL, CLARK, CHIAPPE, DAVIDSON, McKENNA, DINGUS, WISHER & ALTANGEREL, 1995

Locality: Ukhaa Tolgod, northeastern Nemegt Basin, near the salt extraction settlement of Daus, Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation or the Barun Goyot Formation.

Biostratigraphy:

Age: Middle – Upper Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given:

 

GAO & HOU, 1996

Locality: Bayan Tu, North Canyon, Mongolia, China.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

IVPP V10053-V10058: Well-preserved skulls with mandibles.

 

Locality: Gate areas near Bayan Mandahu, Urad Houqi, Inner Mongolia, China.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

IVPP V10059-V10069 (total 11): Incomplete skulls, with lower jaws articulated.

 

GAO & NORELL, 2000

Locality: Ukhaa Tolgod, northeastern Nemegt Basin, near the salt extraction settlement of Daus, Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation or the Barun Goyot Formation.

Biostratigraphy:

Age: Middle – Upper Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Note: Sublocality breakdowns as follows.

Locality: Zophies Hill;

IGM 3/96-3/101 (MAE 95-78, 31/93-164, 95-45, 94-10, 45/93-163, 48/93-163): Incomplete skulls and mandibles.

Locality: Small Exposures;

IGM 3/102, 3/103 (MAE 32/93-91, 38/93-90): Incomplete skull with mandibles.

Locality: Zofia Exposures;

IGM 3/104-3/106 (MAE 117/93-93, 118/93-93, 122/93-93) : Fragmentary skulls with mandibles.

Locality: First Strike

IGM 3/107, 3/108 (MAE 449/93-124, 94-36): Fragmentary skull with mandible.

Locality: Camel Humps;

IGM 3/109 (MAE 95-62): Fragmentary skull with mandible.

Locality: Camel Tits Hot Spot;

IGM 3/110 (MAE 138/93-140): Fragmentary skull with mandible.

Locality: Without sublocality information

IGM 3/111-3/115 (MAE 64/93-45, 56/93-110, 119/93-93, 107/93-86, 23): Fragmentary skulls and mandibles.

 

Locality: Tögrögiin Shiree (= Tugrugeen Shireh, Tugrikin-Shireh locality), Ömnögov (South Gobi), Mongolia.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

IGM 3/116: Nearly complete skull with mandibles articulated with partial postcranial skeleton.

IGM 3/117-3/122 (MAE 252/92-14, 18/93-2, 167/93-5, 168/93-5, 226/93-3, 227/93-27): Incomplete skulls with mandibles.

 

Locality: Hermiin Tsav (Khermeen Tsav), western Ömnögov (South Gobi), Mongolia.

Horizon: Barun Goyot Formation, = Red Beds of Khermeen Tsav.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

IGM 3/123-3/125 (MAE 196/92-25, 209/92-39, 211/92-39): Fragmentary skulls with mandibles.

JERZYKIEWICZ, CURRIE, EBERTH, JOHNSTON, KOSTER & ZHENG, 1993

Locality: Bayan Mandahu, Urad Houqi, Inner Mongolia, China.

Horizon: Djadochta Formation.

Biostratigraphy:

Age: Middle Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: More than 50 skulls, some with skeletons.