- Length
- 1 m
- Diet
- Plant-eater
- When
- Late Cretaceous85 to 80 million years ago
- Fossils found in
- Mongolia
- Named by
- Maryanska and Osmolska (1975)
- Family tree
- Dinosauria › Ornithischia › Ceratopsia › Neoceratopsia › Bagaceratopsidae
Ceratopsians. Horned and frilled plant-eaters, such as Triceratops. See all 29
Lived at the same time
- Alectrosaurus · same country
- Microceratus · same country
- Oviraptor · same country
- Saurornithoides · same country
- Anserimimus · same country
- Borogovia · same country
- Achillobator · same country
- Citipati · same country
Other ceratopsians
- Microceratus Late Cretaceous
- Micropachycephalosaurus Late Cretaceous
- Achelousaurus Late Cretaceous
- Udanoceratops Late Cretaceous
- Albertaceratops Late Cretaceous
- Avaceratops Late Cretaceous
- Centrosaurus Late Cretaceous
- Chasmosaurus Late Cretaceous
Source: Bagaceratops in the Natural History Museum Dino Directory, read 12 November 2026. Sizes are the museum's estimates for a typical adult. "Lived at the same time" lists dinosaurs whose dates overlap, which does not always mean they met.