共 28 条
- [1] AGASSIZ L, 1857, CONTRIBUTIONS NATURA, V51
- [2] BISHOP SHERMAN C, 1931, FIELD MUS NAT HIST PUBL 293 ZOOL SER, V18, P123
- [3] BLANCHARD FN, 1921, U IOWA STUD NAT HIST, V10, P19
- [4] BRECKENRIDGE WJ, 1944, REPTILES AMPHIBIANS, P1
- [5] Cagle F. R., 1937, Journal of the Tennessee Academy of Science, V12, P87
- [6] Cagle F. R., 1942, Copeia Ann Arbor, P155
- [9] CAGLE FR, 1945, COPEIA, P45