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Dino Codex
RuixiniaAI image
AI imageCreated with GPT Image 2 by OpenAI on Nov 2, 2026

Match with prompt

100% (6/6 items)

See the checklist, prompt and sources
  • ✓Sauropod about 15–20 m long, neck moderately raised
  • ✓Pillar-like legs, front legs as long as or slightly longer than hind legs, broad body
  • ✓Tail held off the ground
  • ✓Whole animal visible in side view
  • ✓Scene matches the period and the fossil site
  • ✓No text, people or modern objects

Checked by Claude (AI) on Nov 2, 2026. The score is the share of checklist items the image gets right; it is not an expert scientific review.

Prompt used to create the image

Scientifically accurate paleoart of Ruixinia, a herbivore Euhelopodidae dinosaur from Barremian–Aptian times (125.77–119.57 million years ago). A titanosauriform sauropod about 15–20 meters long, with a long neck held moderately raised. Reference: Ruixinia is an extinct genus of somphospondylan sauropod dinosaur from the Early Cretaceous (Barremian) Yixian Formation of China. The genus contains a single species, Ruixinia zhangi, known from a partial articulated skeleton. This specimen preserves the most complete series of caudal vertebrae known from any Asian titanosauriform. Anatomy: pillar-like legs with the front legs about as long as or slightly longer than the hind legs, broad body; a tail held off the ground. Full body in side view, whole animal visible, standing in an Early Cretaceous forest by a lake in northeastern China, like the Jehol Biota of Liaoning and Hebei, with conifers, ginkgoes and ferns, no grass. Natural history museum illustration style, realistic textures and natural daylight, muted natural colors. No text, no labels, no humans, no modern objects.

Facts in the prompt come from Wikipedia (en) and Paleobiology Database

Ruixinia

Herbivore

There is no write-up for this dinosaur yet, but the scientific data below is complete.

Who lived alongside it

Dinosaurs found in the same rock formation as Ruixinia (Yixian), so they lived in the same region at roughly the same time.

Formation data from the Paleobiology Database, counting only each genus's main formations. One formation can span hundreds of thousands to millions of years, so this doesn't mean any two of them ever met.

Scientific details

Classification
Sauropodomorph (long-necked)
Family
Euhelopodidae
When it lived
119.57–125.77 million years ago
Geologic stages
Barremian – Aptian
Named by
Mo et al., 2023
Fossil occurrences
1 sites

Countries with fossils

  • China

Data from Paleobiology Database and Wikidata