Explore this animal in Size of Extinct Animals ↗
355 / Paleozoic
Gerobatrachus
Gerobatrachus hottoni
A frog-like head and salamander-like tail combine traits near the origin of living amphibians.
View original image · 1600 × 1067- Time range
- About 290 million years ago
- Final stage
- Early Permian
- Geographic range
- Humid floodplain · Texas, USA
01 / DEFINITION & ECOLOGY
What was Gerobatrachus?
Gerobatrachus (Gerobatrachus hottoni) was an extinct organism known from About 290 million years ago, with a range in Humid floodplain · Texas, USA.
Life and ecology
This small amphibamid hunted arthropods around pools and damp litter.
02 / DISAPPEARANCE
Why did Gerobatrachus disappear?
Early Permian turnover on land and in fresh water is possible context, but it does not establish why its record ends.
03 / EVIDENCE
How do scientists know about Gerobatrachus?
A near-complete skeleton preserves the ear region and limb bones, although its exact phylogenetic position 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