Ammonites went extinct at the end of the Cretaceous Period.
The Permian Period
Mauritius.
During the last geological time period, the Cenozoic era the dinosaurs became extinct. As the smaller mammals we able to survive the humans evolved.
The last dinosaurs became extinct about 65 million years ago at the end of the Cretaceous period.
The last dinosaurs became extinct 65 million years ago.
They became officially extinct as a separate ethnic group in 1829 with the death of Shanawdithit, the last recorded surviving member.
Pterosaurs declined during the Late Cretaceous due to competition with early birds. The last pterosaurs became extinct in the End Cretaceous Mass Extinction, which was caused by an asteroid impact in the Gulf of Mexico.
Quoth the wikipedia (linked below) -------------------------------------------- The last of the trilobites disappeared in the mass extinction at the end of the Permian about 250 million years ago. -------------------------------------------
The seplaeus was a cave bear that is now extinct. The bear lived in Europe and became extinct at the beginning of the last glacial ice age.
The Barbary lion became extinct in 1942. It is believed that the last specimen of the species was shot and killed in the western Maghreb.
Answer: Mammoths became extinct in the last Ice Age (10.000 B.C). A combination of severe climatic changes with over hunting resulted in their extinction. Hope this helps
The Dodo bird was last seen in 1662, so it went extinct about that time.
during the late Pleistocene period in the last ice age.In the Ice Age The last of them became extinct about 10 thousand years ago.The subfamily Machairodontinae (saber toothed cats) evolved about 23 million years ago, during the Oligocene series, which is part of the Paleogene system. They became extinct about 10,000 years ago, at the end of the Pleistocene series, which was part of the Quaternary system. All of these times were part of the Cenozoic period. The last of them became extinct about 10 thousand years ago.The subfamily Machairodontinae (saber toothed cats) evolved about 23 million years ago, during the Oligocene series, which is part of the Paleogene system. They became extinct about 10,000 years ago, at the end of the Pleistocene series, which was part of the Quaternary system. All of these times were part of the Cenozoic period.