Sarcopterygi are lobe-fins that are a subgroup of osteichthyans. They have rod-shaped bones surrounded by a thick layer of muscle in their pectoral and pelvic fins. 3 lineages survive: coelcanth (actinista), lungfish (dipnoi), and tetrapods (amphibians, reptiles, birds, and mammals).
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Sarcopterygi are lobe-fins that are a subgroup of osteichthyans. They have rod-shaped bones surrounded by a thick layer of muscle in their pectoral and pelvic fins. 3 lineages survive: coelcanth (actinista), lungfish (dipnoi), and tetrapods (amphibians, reptiles, birds, and mammals).
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Sarcopterygi are lobe-fins that are a subgroup of osteichthyans. They have rod-shaped bones surrounded by a thick layer of muscle in their pectoral and pelvic fins. 3 lineages survive: coelcanth (actinista), lungfish (dipnoi), and tetrapods (amphibians, reptiles, birds, and mammals).
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