Explore this animal in Size of Extinct Animals ↗
326 / Mesozoic
Henodus
Henodus chelyops
A turtle-like shell protected a placodont with a broad filtering or scraping mouth.
View original image · 1536 × 1024- Time range
- About 228–201 million years ago
- Final stage
- Late Triassic
- Geographic range
- Lagoons and brackish water · Germany
01 / DEFINITION & ECOLOGY
What was Henodus?
Henodus (Henodus chelyops) was an extinct organism known from About 228–201 million years ago, with a range in Lagoons and brackish water · Germany.
Life and ecology
Henodus may have gathered soft prey, plants or suspended particles in lagoons.
02 / DISAPPEARANCE
Why did Henodus disappear?
Placodonts as a group did not survive the end of the Triassic, but the record of Henodus does not establish that it lasted until that crisis.
03 / EVIDENCE
How do scientists know about Henodus?
Skeletons preserve armor, skull, palate and reduced teeth, while diet remains debated.
04 / SOURCES & FURTHER READING
Check the source record
Use the scientific name to compare taxonomy, occurrence records and the fossil record. Database coverage and classifications may differ.
05 / REVISION HISTORY
How has this record changed?
- Rewrote an extinction cause that presented environmental or faunal turnover as established; it is now given as context the record does not prove.
- Verified authoritative entity sources and added three responsive reconstruction sizes.
- Initial bilingual species record published.
06 / CORRECTIONS & ADDITIONS