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Dino Codex
AquilopsAI image
AI imageCreated with GPT Image 2 by OpenAI on Oct 31, 2026

Note: This dinosaur is known from only part of a skeleton. The image fills in the missing parts from close relatives, so the real animal may have looked quite different.

Match with prompt

80% (4/5 items)

Where the image differs from the prompt

  • ขาหน้ายาวพอๆ กับขาหลัง ไม่เห็นขาหลังยาวเด่น และไม่มีสิ่งเทียบขนาดShould be: Tiny plant-eater about 60 cm long, rabbit-sized, long hind legs
See the checklist, prompt and sources
  • ✕Tiny plant-eater about 60 cm long, rabbit-sized, long hind legsขาหน้ายาวพอๆ กับขาหลัง ไม่เห็นขาหลังยาวเด่น และไม่มีสิ่งเทียบขนาด
  • ✓Large head, sharply hooked beak, small short frill, no horns
  • ✓Whole animal visible in side view
  • ✓Scene matches the period and the fossil site
  • ✓No text, people or modern objects

Checked by Claude Opus 5.5 (checked item by item from the image) on Oct 31, 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 Aquilops, a herbivore Neoceratopsia dinosaur from Albian times (110.1–100.5 million years ago). A tiny plant-eater about 60 cm long, the size of a rabbit, with long hind legs. A large head with a sharply hooked beak and only a small, short neck frill, NO horns. Reference: Aquilops is a genus of ceratopsian dinosaur that lived in North America during the Early Cretaceous, about 109-98 million years ago. The only known specimen, a skull of a subadult, was found in 1997 in the Cloverly Formation of Carbon County, southern Montana, and became the basis of the new genus and species Aquilops americanus in 2014. The genus name is derived from the Latin and Greek words for "eagle" and "face", in reference to the dinosaur's hooked beak, and the specific name refers to North America, since it was the first early neoceratopsian found there. The holotype specimen consists of a partial skull and lower jaws of a probably subadult individual. Full body in side view, whole animal visible, standing in an Early Cretaceous floodplain like the Cloverly Formation of Montana, with conifers, cycads, tree ferns 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

Aquilops

Name meaning: From Latin and Greek, meaning "eagle face", for its hooked beak.

Herbivore

📏 About 60 cm long, the size of a big rabbit.

Find it in a game

Aquilops was a small early horned dinosaur from Early Cretaceous Montana, USA. It had no big horns or long frill yet, but it did have the hooked beak of its later, bigger relatives.

Fun facts

  • Aquilops is the oldest horned dinosaur found in North America, and is known from a single skull about 8 cm long.
  • It suggests that the ancestors of horned dinosaurs like Triceratops came to North America from Asia.

Who lived alongside it

Dinosaurs found in the same rock formation as Aquilops (Cloverly), 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
Ornithischian (bird-hipped)
Family
Unknown
When it lived
100.5–110.1 million years ago
Geologic stages
Albian
Named by
Farke et al., 2014
Fossil occurrences
1 sites

Countries with fossils

  • United States

Data from Paleobiology Database and Wikidata