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Vsevolod [243]
3 years ago
9

The Devonian marked the time of greatest diversity in which of the following?

Biology
1 answer:
USPshnik [31]3 years ago
5 0
I would say that the fishes exhibited the greatest diversity (though the brachiopods also had considerable diversity) and mostly were of the ostracoderms (with a platey or shell-like skin and no jawbone) which exhibited many varieties and also the placoderm which had gills, a jawbone and fins so was developing characteristics of modern fish. 
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