Match the following fossils numbered 1-14 below to its geologic period. For each

Question

Match the following fossils numbered 1-14 below to its geologic period. For each geological period there can be at least 2 or more fossils.

Geologic Period

Cambrian Ordovician Silurian Devonian Carboniferous Permian Triassic Jurassic Cretaceous Neogene

Fossils

1. Acanthodian

2. Agnostid (order of trilobites)

3. Ammonite

4. Brachiosaurus

5. Cockroach (order of insects)

6. Edaphosaurus

7. Eurypterid

8. Ginkgo

9. Glossopteris

10. Oak (tree with broad leaves)

11. Opabinia

12. Placoderm

13. Smilodon

14. Wiwaxia

Explanation / Answer

Hi Answer:

The details of fossils and their time perid is given in table below:

Sr. No Name of fossil Time peroid 1 Acanthodian Appeared in Silurian Period and lasted into the Early Permian (about 438 to 258 million years ago) 2 Agnostid (order of trilobites) Early Cambrian period and thrived during the Middle Cambrian (about 252 million year ago) 3 Ammonite Devonian Period ((began 419 million years ago) to the Cretaceous Period (ended 66 million years ago) 4 Brachiosaurus mid- to late Jurassic Period (155.7 million to 150.8 million years ago ) 5 Cockroach (order of insects) Carboniferous period (55 million year ago) 6 Edaphosaurus late Carboniferous to early Permian periods. (300 to 280 million years ago) 7 Eurypterid mid Ordovician to late Permian(467.3 to 252 million years ago) 8 Ginkgo Pliocene peroid ( about 2.5 million years ago) 9 Glossopteris Permian and Triassic periods (roughly 300 to 200 million years ago 10 Oak (tree with broad leaves) The Cretaceous Period (125 million years ago) 11 Opabinia Middle Cambrian, (approximately 505 million years ago) 12 Placoderm Devonian Period (about 416 million to 359 million years ago) 13 Smilodon Pleistocene and early Holocene epochs (about 10,000 years ago) 14 Wiwaxia Early to mid Cambrain

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