Скачать или смотреть Class Sarcopterygii: Lobe-Finned Fishes and Tetrapods

That took a while, but we finally finished our investigation of Actinopterygii, the ray-finned fish. Now let's look at the other major clade within Osteichthyes, the lobe-finned fish of Sarcopterygii. This is the clade that gave rise to the tetrapods, like amphibians, reptiles, and mammals. Let's start by looking at coelacanths and lungfish.

Script by Ryan Helcoski

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