- · Grid units represent actual meters (m); human and animals are drawn to the exact same scale with original silhouette aspect ratios preserved.
- · When a size range is recorded (e.g. 1–1.6m), the lower bound is used for scale comparison.
- · Heterodontosaurus silhouette: PhyloPic — Jaime Headden · CC BY 3.0
- · Human silhouette: PhyloPic — NASA · Public Domain Mark 1.0
Heterodontosaurus
Heterodontosaurus tucki (Heterodontosaurus · Heterodontosaurus)
Known only from fossils. The IUCN Red List assesses only species extant since 1500 CE, so fossil taxa are not assigned a category.
💡 Everyday Comparisons for Size, Mass & Speed
- 💡 An estimated body length of about 1.2 m (representative value for the genus) is about the height of a lower-grade elementary school child (Comparison).
- 💡 A length of 1.2 m is about 1/4 of the length of a passenger car (about 4.5 m) (Comparison).
Reference standards: coach bus ~12 m, mid-size car ~4.9 m, compact car ~1 t, basketball hoop 3.05 m, credit card 8.56 cm.
📖 1. Overview
Heterodontosaurus tucki (genus Heterodontosaurus) was a small herbivorous dinosaur that lived in what is now Lesotho and South Africa during the Early Jurassic.
🦴 2. Anatomy & Morphology
The Natural History Museum in London guide introduces it as a "small ornithischian," with an estimated body length of about 1.2 m (representative value for the genus).
🔍 3. Fossil Record & Paleoecology
The guide introduces it as herbivorous and notes that its fossils were found in Lesotho and South Africa.
🇰🇷 4. Connection to Korea
No direct record connecting this species to Korea has been found.
📚 Sources & References
- • Fossil taxon — the IUCN Red List assesses only species living or extinct since 1500
- • paleobiodb.org — basicTaxonInfo
- • wikidata.org — Q124605025
- • commons.wikimedia.org — File:Heterodontosaurus tucki cast - University of California
- • nhm.ac.uk — heterodontosaurus.html
- • Silhouette: PhyloPic — Jaime Headden · CC BY 3.0
Recorded dimensions are widely cited representative estimates from public literature and may vary by study or specimen.