Figure 6
From: Do mudskippers and lungfishes elucidate the early evolution of four-limbed vertebrates?
The Atlantic mudskipper ( Periophthalmus barbarus ) in an aquarium. This amphibious fish can live under water (a, b) and on land (c). Note the large pectoral fins of this ray-finned fish (Actinopterygii, see Figure 1a) (original photographs).