Species: mirabilis KIELAN-JAWOROWSKA, 1969
Etymology: Latin, mirabilis "wonderful"; alludes to unusual state of preservation
of the type specimen.
Holotype: ZPal MgM-I/20
Locality: Ruins, 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 and lower jaw with teeth and fragmentary skeleton.
Referred material:
cf. mirabilis NOVACEK, DASHZEVG & McKENNA, 1994/DASHZEVEG, NOVACEK, NORELL, CLARK, CHIAPPE, DAVIDSON, McKENNA, DINGUS, WISHER & ALTANGEREL, 1995
Locality: Ukhaa Tolgod, near the salt extraction settlement of Daus, northeastern Nemegt Basin, Gurvan Tes Somon, Ömnögov (South Gobi), Mongolia.
Horizon: Djadokhta Formation or the Barun Goyot Formation.
Biostratigraphy:
Age: Middle-Late Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.
Material:
Number: Not given: