Class
Prehistoric invertebrates
Extinct invertebrates and ancient organisms whose placement remains debated.
Status
Diet
Location
5 profiles

Prehistoric invertebrates
Anomalocaris
Classification and source reference
ExtinctAI reconstruction
Prehistoric invertebrates
Dickinsonia
Classification and source reference
ExtinctAI reconstruction
Prehistoric invertebrates
Hallucigenia
Hallucigenia
Classification and source reference
ExtinctAI reconstruction
Prehistoric invertebrates
Opabinia
Classification and source reference
ExtinctAI reconstruction
Prehistoric invertebrates
Tully Monster
Tullimonstrum gregarium
Classification and source reference
ExtinctAI reconstruction
Other classes
- Mammals
- Birds
- Reptiles
- Amphibians
- Fish
- Insects
- Arachnids
- Molluscs
- Crustaceans
- Jellyfish and hydrozoans
- Corals and anemones
- Worms
- Centipedes
- Millipedes
- Sea urchins
- Sea stars
- Sea lilies and feather stars
- Tunicates
- Horseshoe crabs
- Sea spiders
- Early synapsids
- Comb jellies
- Sponges
- Brittle stars
- Sea cucumbers
- Tardigrades
- Other life