hermatypic?

[Anonymous]

Eric,
In the answers to the quiz, you listed crinoids as important hermatypes in the Paleozoic because they created carbonate mud-mounds. Are these mud-mounds really reefs?

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ATJ's Marine Aquarium Site

 

[Anonymous]

Yes, but I am going to make a post soon based on the quizzes - some issues, and some of my mistakes..stay tuned.

Eric