Explore this animal in Size of Extinct Animals ↗
528 / Mesozoic
Trematosaurus
Trematosaurus brauni
A narrow sensory-grooved snout suited an open-water temnospondyl.
View original image · 1600 × 1067- Time range
- About 247 million years ago
- Final stage
- Middle Triassic
- Geographic range
- Estuary and lagoon · Germany
01 / DEFINITION & ECOLOGY
What was Trematosaurus?
Trematosaurus (Trematosaurus brauni) was an extinct organism known from About 247 million years ago, with a range in Estuary and lagoon · Germany.
Life and ecology
It pursued fish in estuaries and closed long jaws rapidly around prey.
02 / DISAPPEARANCE
Why did Trematosaurus disappear?
Later Triassic turnover among marine reptiles and aquatic tetrapods is possible context; the cause of this branch's disappearance is not established.
03 / EVIDENCE
How do scientists know about Trematosaurus?
Complete skulls and limited postcrania constrain the jaws; the body follows relatives.
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