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Biology, 15.06.2021 06:20 elizabethhubbe

Ichthyostega is a 370-million-year-old fossil from Greenland. Ichthyostega had digits, eyes on the top of its head, and strong, armlike bones. It also had no gills and a reduced tail—traits it had in common with Tulerpeton. Acanthostega, Eusthenopteron, and Tiktaalik all had gills and full tails. Use the abbreviations provided to draw a phylogenetic tree that includes Ichthyostega.

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Ichthyostega is a 370-million-year-old fossil from Greenland. Ichthyostega had digits, eyes on the t...

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