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Home Q & A Board Biology-Related Homework Help Zoology and Botany (Moderator: ehd123)
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ralvaro91 ralvaro91
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3 years ago
According to the fossil record, which of the following jawed fishes diversified in the Devonian and Carboniferous periods, but left no direct descendants?


▸
placoderms


▸
ostracoderms


▸
osteolepiforms


▸
conodonts
Textbook 
Biology: Exploring the Diversity of Life

Biology: Exploring the Diversity of Life


Edition: 4th
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unicorn555unicorn555
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#1
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3 years ago
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ralvaro91 Author
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3 years ago
Smart ... Thanks!
sadiewolf
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Yesterday
Good timing, thanks!
DAGINC
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2 hours ago
Thanks
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