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308 / Paleozoic
Pentremites
Pentremites godoni
A flower-bud body carried five feeding and respiratory grooves.
- Time range
- About 345–323 million years ago
- Final stage
- Mississippian
- Geographic range
- Warm shallow seafloors · North America
01 / DEFINITION & ECOLOGY
What was Pentremites?
Pentremites (Pentremites godoni) was an extinct organism known from About 345–323 million years ago, with a range in Warm shallow seafloors · North America.
Life and ecology
This blastoid echinoderm attached by a short stem and extended brachioles to capture particles.
02 / DISAPPEARANCE
Why did Pentremites disappear?
Blastoids declined through the late Paleozoic and vanished at the end-Permian crisis.
03 / EVIDENCE
How do scientists know about Pentremites?
Three-dimensional calcite thecae preserve fivefold ambulacra, folds and stem sockets.
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