Invertebrate Fossils - Lesson 16 - Part 5 of 7

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Uploaded by on May 4, 2008

Invertebrate Fossils - Lesson 16 - Part 5 of 7
•Mollusks in the Cambrian time
•Deposit feeders; snails gastropods, not many cephalopods
•This shows Cambrian ocean floor was dominated deposit feeders
•Graptolites floating organisms in Ordovician time
•Brachiopod filtering sea water -- Ordovician time
•Horn coral
•Echinoderm -- Sea urchin -- Sea Star filter feeders, Ordovician
•Ancient climates during these periods

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  • I belong to the oldest fossil club in the USA . I have made many videos of beginners fossil classes , field trips and paleontologists lectures just 4 you fossil lovers . Just search under Dry Dredgers or Cincinnati fossils .New videos added monthly !

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