| Brachiopod (2) |  |
| Coelenterate (129) | |
| Comb jelly (60) | |
| Invertebrate (64) | |
| Sponge (73) | |
| Starfish (22) | |
| Worm (588) | |
| Brachiopod (2) | |
| Coelenterate (129) | |
| Comb jelly (60) | |
| Invertebrate (64) | |
| Sponge (73) | |
| Starfish (22) | |
| Worm (588) | |
and coral species. Ammonites similar to the modern nautilus were common as were brachiopods. The lobe-finned
Reef ecosystems contained numerous brachiopods still numerous trilobites tabulate and horn corals. Placoderms (the armored fishes) underwent wide diversification
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