Zangerl, R.
1939. The homology of the shell elements in turtles. Jour. Morph., 65(3):383-407, 9 figs., 2 pls., November.
Transmitted June 8, 1961.
PLATE 31
Trionyx ferox, juveniles. Top—UMMZ 76755 (× 1) dorsal and ventral views; Lake Griffin, Lake County, Florida. Bottom—TU 13960 (× 3/4), dorsal and ventral views; Hillsborough River, ca. 20 mi. NE Tampa, Hillsborough County, Florida.
PLATE 32
