Vol. 14. 1. Neotropical bats from western Mexico. By Sydney Anderson.

Pp. 1-8. October 24, 1960.

2. Geographical 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. 99-110, 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. 111-120, 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 Cynarctus, 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.

Pp. 145-159, 1 figure in text. May 18, 1962.

13. A new bat (Myotis) from Mexico. By E. Raymond Hall.

Pp. 161-164, 1 figure in text. May 21, 1962.

*14. The mammals of Veracruz. By E. Raymond Hall and Walter W. Dalquest. Pp. 165-362, 2 figures in text. May 20, 1963. $2.00.

15. The Recent mammals of Tamaulipas, Mexico. By Ticul Alvarez. Pp. 363-473, 5 figures in text. May 20, 1963.

$1.00.

16. A new subspecies of the fruit-eating bat, Sturnira ludovici, from western Mexico. By J. Knox Jones, Jr., and Gary L. Phillips. Pp. 475-481, 1 figure in text.

March 2, 1964.

17. Records of the fossil mammal Sinclairella, Family Apatemyidae, from the Chadronian and Orellan. By William A. Clemens, Jr. Pp. 483-491, 2 figures in text.

March 2, 1964.

18. The mammals of Wyoming. By Charles A. Long. Pp. 493-758, 82 figures in text. July 6, 1965. $3.00.

Index. Pp. 759-784.

Vol. 15. 1. The amphibians and reptiles of Michoacan, Mexico. By William E. Duellman. Pp. 1-148, pls. 1-6, 11 figures in text. December 20, 1961. $1.50.

2. Some reptiles and amphibians from Korea. By Robert G.

Webb, J. Knox Jones, Jr., and George W. Byers.

Pp. 149-173. January 31, 1962.

3. A new species of frog (genus Tomodactylus) from western Mexico. By Robert G. Webb. Pp. 175-181, 1 figure in text.

March 7, 1962.

4. Type specimens of amphibians and reptiles in the Museum of Natural History, The University of Kansas. By William E. Duellman and Barbara Berg. Pp. 183-204.

October 26, 1962.

5. Amphibians and reptiles of the rainforests of southern El Peten, Guatemala. By William E. Duellman. Pp. 205-249, pls. 7-10, 6 figures in text. October 4, 1963.

6. A revision of snakes of the genus Conophis (Family Colubridae, from Middle America). By John Wellman.

Pp. 251-295, 9 figures in text. October 4, 1963.

7. A review of the Middle American tree frogs of the genus Ptychohyla. By William E. Duellman. Pp. 297-349, pls. 11-18, 7 figures in text. October 18, 1963.

50 cents.

8. Natural history of the racer Coluber constrictor.

By Henry S. Fitch. Pp. 351-468, pls. 19-22, 20 figures in text. December 30, 1963. $1.00.

9. A review of the frogs of the Hyla bistincta group.

By William E. Duellman. Pp. 469-491, 4 figures in text.

March 2, 1964.

10. An ecological study of the garter snake, Thamnophis sirtalis. By Henry S. Fitch. Pp. 493-564, pls. 23-25, 14 figures in text. May 17, 1965.

11. Breeding cycle in the ground skink, Lygosoma laterale.

By Henry S. Fitch and Harry W. Greene. Pp. 565-575, 3 figures in text. May 17, 1965.

12. Amphibians and reptiles from the Yucatan Peninsula, Mexico. By William E. Duellman. Pp. 577-614, 1 figure in text. June 22, 1965.

13. A new species of turtle, genus Kinosternon, from Central America. By John M. Legler. Pp. 615-625, pls. 26-28, 2 figures in text. June 20, 1965.

14. A biogeographic account of the herpetofauna of Michoacan, Mexico. By William E. Duellman. Pp. 627-709, pls. 29-36, 5 figures in text. December 30, 1965.

15. Amphibians and reptiles of Mesa Verde National Park, Colorado. By Charles L. Douglas. Pp. 711-744, pls. 37 and 38, 6 figures in text. March 7, 1966.

Index in preparation.

Vol. 16. 1. Distribution and taxonomy of mammals of Nebraska. By J.

Knox Jones, Jr. Pp. 1-356, plates 1-4, 82 figures in text. October 1, 1964. $3.50.