4. Mudpuppy Make two incisions, one on each side of the mid-ventral line, from just in front of the pectoral girdle posteriorly through the pelvic girdle to the level of the cloaca. Be careful not to ...

i. Pectoral and pelvic girdles became larger and stronger. Rhipidistians had fleshy fins with axial skeleton. In amphibians, the skeleton has been modified, with the radial bones positioned near base ...