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368 / Paleozoic
Zatrachys
Zatrachys serratus
A serrated rear skull margin may have protected the neck or supported soft tissue.
- Time range
- About 295–270 million years ago
- Final stage
- Early Permian
- Geographic range
- Seasonal wetlands · North America
01 / DEFINITION & ECOLOGY
What was Zatrachys?
Zatrachys (Zatrachys serratus) was an extinct organism known from About 295–270 million years ago, with a range in Seasonal wetlands · North America.
Life and ecology
This broad-headed amphibian ambushed small prey in shallows and mud.
02 / DISAPPEARANCE
Why did Zatrachys disappear?
Wetland contraction and Early Permian community turnover removed it.
03 / EVIDENCE
How do scientists know about Zatrachys?
Skulls and jaws preserve the serrated margin, whose function remains uncertain.
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?
- Verified authoritative entity sources and added three responsive reconstruction sizes.
- Initial bilingual species record published.
06 / CORRECTIONS & ADDITIONS