How to View Ceratosaurus in 3D
Ceratosaurus 3D Viewer runs a Late Jurassic theropod named for the blade-like nasal horn on its snout. Drag to rotate, scroll or pinch to zoom, toggle a 1.8 m person for scale, and click a body part for a fossil-sourced fact.
Open the Ceratosaurus page and take the camera
Open the Ceratosaurus 3D Viewer and wait for the facts panel to fill. When the status line says you can drag, orbit Ceratosaurus with the pointer and zoom with the scroll wheel or a two-finger pinch. Fullscreen expands the wrapper so the controls stay visible beside the scene. After first paint a license-clean CC-BY-SA 4.0 glTF may swap in automatically; if that load fails the page stays on the procedural body with zero regression.
Use the four Ceratosaurus controls under the canvas
Under the Ceratosaurus canvas, four controls handle view and scale:
- Fullscreen - fills the display while keeping the buttons visible
- Stop rotation / Auto-rotate - freezes or resumes auto-spin
- Idle motion - adds subtle breathing and leg sway; tap again for Stand still
- Size vs human - shows a 1.8 m person at the honest length ratio used by the viewer (6 m representative within the published about 5.3-7 m range)
Read the Ceratosaurus facts panel and click a body part
The Ceratosaurus facts panel lists length about 5.3-7 m (holotype about 5.3-5.7 m; larger Morrison specimens about 7 m; Size vs human uses 6 m), standing height about 2-2.5 m at the hips, published holotype mass about 0.4-0.7 tonnes with largest known individuals up to about 1.1 tonnes, the Late Jurassic window about 153 to 148 million years ago in the Morrison Formation of western North America, serrated teeth, and the blade-like nasal horn that gives Ceratosaurus its name - Othniel Charles Marsh named Ceratosaurus nasicornis in 1884. A short click - not a drag - on head, body, neck, tail, or leg surfaces a short fossil fact. Procedural skin color is an artistic choice; when the CC-BY-SA 4.0 glTF by seth the yutyrannus (via Printables) loads, the status text notes a real model with that credit - a stylized reconstruction, not a laser scan. The page does not claim the nasal horn was a combat weapon.
What the Ceratosaurus how-to guide is not
The Ceratosaurus how-to guide is a controls walkthrough for the in-browser viewer only - it does not place the model in your room (no AR), does not invent one precise length or weight beyond the disclosed about 5.3-7 m / 0.4-0.7 t (up to ~1.1 t) figures, does not claim the nasal horn was a combat weapon, does not claim soft-tissue accuracy for the procedural body, does not invent game score or win states, and does not claim the optional glTF is a scientifically exact reconstruction. For the size story see Ceratosaurus size comparison. For trade-offs versus phone AR apps see Ceratosaurus 3D viewer vs AR apps.
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