Invertebrate
Leanchoilia
Leanchoilia was an early arthropod with conspicuous segmented frontal appendages.
Leanchoilia was an early arthropod with conspicuous segmented frontal appendages. Long slender extensions on those appendages give its head a particularly distinctive outline.
Three stages. One companion.
Game artwork


AI-generated, stylized game illustrations. These designs and growth stages are imaginative, not scientific reconstructions.
Leanchoilia at a glance
- Diet
- Diet uncertain
- When it lived
- Cambrian
- Group
- Leanchoiliidae
- Leanchoiliidae
Beyond the game
The real Leanchoilia
Leanchoilia was an early arthropod with conspicuous segmented frontal appendages. Long slender extensions on those appendages give its head a particularly distinctive outline.
Its frontal appendages were jointed structures with long slender extensions. Together with the segmented body, they provide evidence about the diversity of early arthropod head anatomy.
Fossil discoveries
Selected fossil records · present-day map
Map references
Map: Natural Earth, public domain. Fossil records: Paleobiology Database and linked collections and publications.Sources & text credits
Explore the references behind this profile.
- Royal Ontario Museum: Leanchoilia superlata
- Paleobiology Database: Leanchoilia superlata (txn:121048)
Original English Dinosgacha summaries informed by the linked scientific and museum references; source publications retain their own rights.