Genus: Gobiotheriodon TROFIMOV, 1997
Etymology: Combination of Gobi Desert in Mongolia, Greek, therio, "beast" and Greek, odous, "tooth."
= Gobiodon TROFIMOV, 1980 non BLEEKER, 1856 (Gobiodon heterospilos, Actinopterygii, Gobiidae)
Etymology: Combination of Gobi Desert in Mongolia and Greek, odous, "tooth."

Species: infinitus (TROFIMOV, 1980) TROFIMOV, 1997
Etymology: Latin, infinitus, “indefinite.”
= Gobiodon infinitus TROFIMOV, 1980

Holotype: PIN 3101/50

Locality: Höövör (Khovboor), Guchin Us Somon, Aryaykher aymak, Gobi Desert, Mongolia.

Horizon: Höövör (Khovboor) Beds.

Biostratigraphy:

Age: ?Aptian or Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: Fragmentary right dentary with alveoli of i, c, p1-4 and m1-2 with 3 teeth.

Referred material:

PIN 3101/80: Right branch of lower jaw with m3-5.

PIN 3101/81: Fragment of left branch of upper jaw with M3.

AVERINOV, 2003

PSS-MAE-014, 119: 2 isolated petrosals.