8. Natural history of the salamander, Aneides hardyi.
By Richard F. Johnston and Gerhard A. Schad.
Pp. 573-585. October 8, 1959.
9. A new subspecies of lizard, Cnemidophorus sacki, from Michoacan, Mexico. By William E. Duellman.
Pp. 587-598, 2 figures in text. May 2, 1960.
10. A taxonomic study of the middle American snake, Pituophis deppei. By William E. Duellman.
Pp. 599-610, 1 plate, 1 figure in text. May 2, 1960.
Index. Pp. 611-626.
Vol. 11. Nos. 1-10 and index. Pp. 1-703, 1958-1960.
Vol. 12. 1. Functional morphology of three bats: Sumops, Myotis, Macrotus. By Terry A. Vaughan. Pp. 1-153, 4 plates, 24 figures in text. July 8, 1959.
*2. The ancestry of modern Amphibia: a review of the evidence. By Theodore H. Eaton, Jr. Pp. 155-180, 10 figures in text. July 10, 1959.
3. The baculum in microtine rodents. By Sydney Anderson.
Pp. 181-216, 49 figures in text. February 19, 1960.
*4. A new order of fishlike Amphibia from the Pennsylvanian of Kansas. By Theodore H. Eaton, Jr., and Peggy Lou Stewart. Pp. 217-240, 12 figures in text. May 2, 1960.
5. Natural history of the bell vireo. By Jon C. Barlow.
Pp. 241-296, 6 figures in text. March 7, 1962.
6. Two new pelycosaurs from the lower Permian of Oklahoma. By Richard C. Fox. Pp. 297-307, 6 figures in text. May 21, 1962.
7. Vertebrates from the barrier island of Tamaulipas, Mexico. By Robert K. Selander, Richard F. Johnston, B. J. Wilks, and Gerald G. Raun. Pp. 309-345, pls. 5-8. June 18, 1962.
8. Teeth of Edestid sharks. By Theodore H. Eaton, Jr.
Pp. 347-362, 10 figures in text. October 1, 1962.
More numbers will appear in volume 12.
Vol. 13. 1. Five natural hybrid combinations in minnows (Cyprinidae). By Frank B. Cross and W. L. Minckley.
Pp. 1-18. June 1, 1960.
2. A distributional study of the amphibians of the Isthmus of Tehuantepec, Mexico. By William E.
Duellman. Pp. 19-72, pls. 1-8, 3 figures in text.
August 16, 1960.
3. A new subspecies of the slider turtle (Pseudemys scripta) from Coahulia, Mexico. By John M. Legler.
Pp. 73-84, pls. 9-12, 3 figures in text.
August 16, 1960.
4. Autecology of the copperhead. By Henry S. Fitch.
Pp. 85-288, pls. 13-20, 26 figures in text.
November 30, 1960.
5. Occurrence of the garter snake, Thamnophis sirtalis, in the Great Plains and Rocky Mountains. By Henry S.
Fitch and T. Paul Maslin. Pp. 289-308, 4 figures in text. February 10, 1961.
6. Fishes of the Wakarusa river in Kansas. By James E.
Deacon and Artie L. Metcalf. Pp. 309-322, 1 figure in text. February 10, 1961.
7. Geographic variation in the North American cyprinid fish, Hybopsis gracilis. By Leonard J. Olund and Frank B. Cross. Pp. 323-348, pls. 21-24, 2 figures in text. February 10, 1961.
8. Descriptions of two species of frogs, genus Ptychohyla; studies of American hylid frogs, V.
By William E. Duellman. Pp. 349-357, pl. 25, 2 figures in text. April 27, 1961.
9. Fish populations, following a drought, in the Neosho and Marais des Cygnes rivers of Kansas. By James Everett Deacon. Pp. 359-427, pls. 26-30, 3 figs.
August 11, 1961.
10. Recent soft-sh.e.l.led turtles of North America (family Trionychidae). By Robert G. Webb. Pp. 429-611, pls. 31-54, 24 figures in text, February 16, 1962.
Index. Pp. 613-624.
Vol. 14. 1. Neotropical bats from western Mexico. By Sydney Anderson. Pp. 1-8. October 24, 1960.
2. Geographic variation in the harvest mouse.
Reithrodontomys megalotis, on the central Great Plains and in adjacent regions. By J. Knox Jones, Jr., and B. Mursaloglu. Pp. 9-27, 1 figure in text.
July 24, 1961.
3. Mammals of Mesa Verde National Park, Colorado.
By Sydney Anderson. Pp. 29-67, pls. 1 and 2, 3 figures in text. July 24, 1961.
4. A new subspecies of the black myotis (bat) from eastern Mexico. By E. Raymond Hall and Ticul Alvarez.
Pp. 69-72, 1 figure in text. December 29, 1961.
5. North American yellow bats, "Dasypterus," and a list of the named kinds of the genus Lasiurus Gray.
By E. Raymond Hall and J. Knox Jones, Jr. Pp. 73-98, 4 figures in text. December 29, 1961.
6. Natural history of the brush mouse (Peromyscus boylii) in Kansas with description of a new subspecies. By Charles A. Long. Pp. 99-111, 1 figure in text. December 29, 1961.
7. Taxonomic status of some mice of the Peromyscus boylii group in eastern Mexico, with description of a new subspecies. By Ticul Alvarez. Pp. 113-120, 1 figure in text. December 29, 1961.
8. A new subspecies of ground squirrel (Spermophilus spilosoma) from Tamaulipas, Mexico. By Ticul Alvarez.
Pp. 121-124. March 7, 1962.
9. Taxonomic status of the free-tailed bat, Tadarida yucatanica Miller. By J. Knox Jones, Jr., and Ticul Alvarez. Pp. 125-133, 1 figure in text.
March 7, 1962.
10. A new doglike carnivore, genus Cynaretus, from the Clarendonian Pliocene, of Texas. By E. Raymond Hall and Walter W. Dalquest. Pp. 135-138, 2 figures in text. April 30, 1962.
11. A new subspecies of wood rat (Neotoma) from northeastern Mexico. By Ticul Alvarez. Pp. 139-143.
April 30, 1962.
12. Noteworthy mammals from Sinaloa, Mexico. By J. Knox Jones, Jr., Ticul Alvarez, and M. Raymond Lee.