===========================+===============+===========+====_Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes)

| T.p. | T.c.p. |T.c.a.| P.p.

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+--+-+-+-+-+-+-

|1|1|2|2|3|3|4|5|1|1|2|2|3|4|1|1|2 |1|1|2|3|3|4

|L|R|L|R|L|R|L|R|L|R|L|R|L|L|L|R|L |L|R|L|L|R|L

---------------------------+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+--+-+-+-+-+-+-

origin partly fleshy | | | | | | | | | | | | | | | |x| | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

no vincula | | | | | | | | | | | |x| |x| | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

insertional tendon double | | | | | | | | | |x| | | | | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

tendinous | |x| | | | | | | | |x| | | |x|x| |x| | | | |

ischiofemoralis | | | | | | | | | | | |x| | | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

not notched | | | | |x|x| | | | | | | | |x| | | | | | | |

origin | | | | | | | | | | | | | |x| | | |x| |x| | |x

profundus | | | | | | | | | | | | | | | |x| | | | | | |

muscle split | | | | | | | | | | | | | | | | | |x| | | | |

| | | | | | | | | | | | | | | | | | | | | | |

accessory slip present | | | | | | | | | | | |x| | | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

origin from pubis | | | | | | | | | | | | |x| | |x| | | | | | |

insertion partly fleshy | | | | | | | | | | | | | | | | | | |x|x| |x|x

insertional tendon split | | | | | | | | | | | | | | | | | | |x| | | |

| | | | | | | | | | | | | | | | | | | | | | |

accessory slip fleshy | |x|x| | | | | | | | | | | | | | | | | | | |

pars caudifemoralis | | | | | | | | |x|x| | | |x| | | | | | | | |

origin from pubis | | | | | | | | | |x| | | | | | | | | | | | |

tendinous | | | | | | | | | | | | | | | | | | | | | |x|

| | | | | | | | | | | | | | | | | | | | | | |

insertion partly fleshy |x| | | | | |x| | | | | | | | | | | | |x| | |

| | | | | | | | | | | | | | | | | | | | | | |

medialis present | | |x|x| |x| |x| | | | | | | | | | | | | | |

adductor profundus | | | | | | | | | | | | | | | |x| | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

tendinous | | | | | | | | | | | | | | | |x| | | | | | |

tendinous | | | | | | | | | | | |x| | | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

antica present | | | |x| | | | | |x| | | | | | | | | | | | |

to pars postica | | | | | | |x| | | | | | | | | | | | | |x| |

dorsalis present | | | | | | | |x| | | | | | |x|x| | |x| | | |

pars antica | | | | | | | | | | | | | | | | | |x| | | | |

| | | | | | | | | | | | | | | | | | | | | | |

peroneus longus | | | | | | | | | | | | | | |x| | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

tendinous | | | | | | | |x| | | | | | | | | | | | | | |

perforatus digiti II |x| | | | | | | | | | | | | | | | | | | | | |

tendon | | | | | | | | | | | | |x| | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

accessory head present | | | | |x|x| | | | | | | | | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

bony | | | | | | | | |x| | | | | | | | | | | |x|x|

| | | | | | | | | | | | | | | | | | | | | | |

accessory head present | | | | |x| | | | | | | | | | | | | | | | | |

collateral ligament | | | | | | | | | | | | | | | | |x | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

notched for peroneal nerve| | |x|x| | |x|x| | | | | | | | | | | | | |x|

extensor iliofibularis | | | | | |x| | | | | | | | | | | | | | | | |

in digit IV | | |x|x| | | | | | | | | | |x|x|x | |x|x|x|x|

in digit III | | |x|x|x| | | | | | | |x|x|x|x|x |x|x| | |x|x

in digit II | | |x|x|x| | | | | | |x| |x|x|x|x |x|x| | |x|x

perforatus digiti IV | | | | | | | | | | | | | | | | | | | |x|x|x|x

| | | | | | | | | | | | | | | | | | | | | | |

tendon |x|x| | |x|x| | | | | | | | | | | | | | | | |x

| | | | | | | | | | | | | | | | | | | | | | |

accessory insertion absent| | | | | | |x| | | | | | | | | | | | | | |x|

| | | | | | | | | | | | | | | | | | | | | | |

not ossified |x| | | |x|x| |x| | | | | | | | | |x|x|x|x|x|x

crest | | | | | | | | | | | | | | | | | |x| x | | |x

| | | | | | | | | | | | | | | | | | | | | | |

retinaculum | |x| | | | | | | | | | | | | | | |x| | | | |

independently | | | | |x| | | | | | | | | | | | |x|x| |x| |x

accessory bundle present | | | | | | | | | | | | | | |x| | | | | | | |

independently | | | | | | | | | | | | | | | | | | | |x| | |

| | | | | | | | | | | | | | | | | | | | | | |

present | | | | | | | | | | | | |x| | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

III present | | | | | | | | | | | | | | | | | |x| | | | |x

---------------------------+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+--+-+-+-+-+-+-

TABLE 4. NUMBER OF MUSCULAR VARIATIONS IN COMMON BETWEEN THE LEGS

STUDIED

=========+========+===============++===========++======++===========+=====

| Other | T.p. || T.c.p. ||T.c.a.|| P.p. |

| leg +---------------++-----------++------++-----------+ No

Leg |of same |1|1|2|2|3|3|4|5||1|1|2|2|3|4||1|1|2 ||1|1|2|3|3|4|other

|specimen|L|R|L|R|L|R|L|R||L|R|L|R|L|L||L|R|L ||L|R|L|L|R|L| legs

---------+--------+-+-+-+-+-+-+-+-++-+-+-+-+-+-++-+-+--++-+-+-+-+-+-+-----

T.p. 1L | 1 |-|-| | |2|2|1|1|| | | | | | || | | ||1|1|2|1|1|2| 1

T.p. 2R | 6 | | |-|-|2|1|1|2|| |1| |1|1|2||3|3|3 ||2|3|1|1|4|2| 0

T.p. 3L | 4 |2|1|2|2|-|-| |1|| | | |1|1|2||3|2|2 ||4|4|1|2|3|5| 1

T.c.p. 1R| 1 | | | |1| | | | ||-|-| | | |1|| | | || | | | | | | 2

T.c.p. 2R| 0 | |1|1|1|1| | | || | |-|-| |2||1| |1 ||1|1| | |1|1| 3

T.c.a. 1R| 5 | |2|3|3|2| | |1|| | |1|1|2|2||-|1|3 ||3|4|1|1|3|2| 3

P.p. 1L | 4 | | |2|2|3| |2| || | |1|1|1|3||3|-|2 ||-|-|3|2|3|7| 2

P.p. 3R | 4 | | |4|4|2| | |1||1| | |1|1|2||3|3|3 ||3|5|4|-|-|5| 1

---------+--------+-+-+-+-+-+-+-+-++-+-+-+-+-+-++-+-+--++-+-+-+-+-+-+-----

TABLE 5. OCCURRENCE OF INDIVIDUAL VARIATIONS IN NERVES

===========================+===============+===========+======+===========

| T.p. | T.c.p. |T.c.a.| P.p.

+---------------+-----------+------+-----------

|1|1|2|2|3|3|4|5|1|1|2|2|3|4|1|1|2 |1|1|2|3|3|4

|L|R|L|R|L|R|L|R|L|R|L|R|L|L|L|R|L |L|R|L|L|R|L

---------------------------+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+--+-+-+-+-+-+-

two fureal nerves | | |x|x| | | | | | | | | | |x|x| | | | |x|x|x

S9 with three branches | | | | | | | |x| | | | | | | | | | | | | | |

prefixed | | | | | | | | | | | | |x| |x|x|x | | |x|x|x|x

roots | | |x|x| | | | | | | | |x| |x|x|x | | |x|x|x|x

and S3 only | | | | | | | | | | | | | | | | |x | | | |x|x|x

S2-S4 | | | | | | | | | | | | |x| |x|x|x | | |x|x|x|x

| | | | | | | | | | | | | | | | | | | | | | |

lateralis | | | | | | |x|x| |x|x| |x| | | | | | | | | |

anterior division |x| | | | | | | | | | | | | | | | | |x| |x| |x

middle division | | |x|x| |x| | | | | | | | |x| | | | |x|x| |

two branches to iliacus | | |x| | | | | | | | | | | | | | | | | |x| |

division | | |x|x| | | | | | | | | |x|x|x| | | | | | |

notch | | | | |x|x| | | | | | | | | | | | | | | | |

sion perforates iliacus | | | | | | | | | | | | | | | |x| | | | | | |

bialis lateralis | | | | | | | | | | |x|x| | | | | | | | | | |

medialis | | | | | | | | | | | | | |x| | | | | | | | |

lateralis | | | | | | | | | | |x| | | | | | | | | | | |

rior division cutaneous | | | | | | | | | | | | | | | | | |x|x| | | |x

| | | | | | | | | | | | | | | | | | | | | | |

lis independent | | |x| | | | | | | | | | | | | | | | | | | |

perforate caudofemoralis|x|x| |x| | | | |x|x|x|x|x| | | |x | | | | | |

peroneal sheath |x| |x|x| | |x| | | | | | | | | | |x|x| | | |

pars externa | | | | | | |x| | | | | | | | | | | | | | | |

absent | | |x|x| | | |x| | | | | | | | | | | | | | |

branch absent | | | | | | | |x| | | | | | | | | | | | | | |

twig to tail present | | |x| | |x| |x| | | | | | | |x|x | |x| | |x|

pars postica | | |x|x| | | |x| | | | | | | | |x | | | | | |

tibial division | | | | | | | | | | | | |x| | | | |x|x| | | |

tibial branches | | | | | | | | | | | | |x| | | | | | | | | |

division | | | | | | | | | | | | | | | | | | | |x|x|x|

ischiofemoralis | | | | | | | | | | | | | | | | | | |x| | | |

ischiofemoralis | | | | | | | | | | | | | | | | | | |x|x|x|x|x

iliofibularis | | | | | | | | | | | | | | | | | | | | |x| |

pars media | | | | | | | | | | | | | | | | | | | | | |x|

| | | | | | | | | | | | | | | | | | | | | | |

join |x| | | |x| |x|x| | | | | | | | | | | | | | |

| | | | | | | | | | | | | | | | | | | | | | |

perforatus digiti IV | | | | |x|x| | | | | | | | | | | | | | | | |

posterior division | | | | |x|x| | | | | | | | | | | | | | | | |

independent division | | | | | |x| | | | | | | | | | | | | | | | |

femorocruralis |x| | | | |x| | | | | | | | | | | | | | | | |

digiti III | | | | | | | | | | | | | | | |x| | | | | | |

plantaris | | | | | | | | | | | | | | |x| | | | | | | |

plantaris | | | | | | | | | | | | | | | | | | | | |x| |

---------------------------+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+--+-+-+-+-+-+-

TABLE 6. NUMBER OF NERVE VARIATIONS IN COMMON BETWEEN THE LEGS STUDIED

=========+========+===============++===========++======++===========+=====

| Other | T.p. || T.c.p. ||T.c.a.|| P.p. |

| leg +---------------++-----------++------++-----------+ No

Leg |of same |1|1|2|2|3|3|4|5||1|1|2|2|3|4||1|1|2 ||1|1|2|3|3|4|other

|specimen|L|R|L|R|L|R|L|R||L|R|L|R|L|L||L|R|L ||L|R|L|L|R|L| legs

---------+--------+-+-+-+-+-+-+-+-++-+-+-+-+-+-++-+-+--++-+-+-+-+-+-+-----

T.p. 1L | 1 |-|-|1|2|1|1|2|1||1|1|1|1|1| || | |1 ||1|2| |1| |1| 0

T.p. 2L | 5 |1| |-|-| |2|1|3|| | | | | |1||2|2|2 ||1|2|1|2|1| | 1

T.p. 3R | 3 |1| |2|1|-|-| |1|| | | | | | ||1|1|1 || |1|1|1|1| | 1

T.c.p. 1R| 1 |1|1| |1| | |1|1||-|-|2|1|2| || | |1 || | | | | | | 0

T.c.p. 2L| 2 |1|1| |1| | |1|1||1|2|-|-|2| || | |1 || | | | | | | 1

T.c.a. 1R| 1 | | |2|1| |1| |1|| | | | | |1||-|-|1 || |1| | |1| | 2

P.p. 1R | 3 |2| |2|1| |1|1|1|| | | | |1| || |1|1 ||-|-|1|2|2|3| 1

P.p. 3L | 2 |1| |2|1| |1| | || | | | | | ||1| | || |2|3|-|-|2| 2

---------+--------+-+-+-+-+-+-+-+-++-+-+-+-+-+-++-+-+--++-+-+-+-+-+-+-----

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13 pls.

FISHER, H. I., and GOODMAN, D. C.

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HOLMES, E. B.

1962. The terminology of the short extensor muscles of the third

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1937. Studies on the muscles of the pelvic appendage in birds.

Amer. Midl. Nat., 18(1):1-108, incl. 26 pls.

HUDSON, G. E., _et al._

1959. Muscles of the pelvic limb in galliform birds. Amer. Midl.

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JHERING (IHERING), H. V.

1878. Das peripherische Nervensystem der Wirbelthiere. Vogel,

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1873. Vergelijkende myologische en neurologische Studien over

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1927. The development of the thigh musculature of the chick. Jour.

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1931. [Study on the comparative anatomy of the musculature and

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1913. Untersuchungen über das Synsacrum und den Schwanz von _Gallus

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1948. The pelvic musculature of the loon (_Gavia immer_). Univ.

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WORTHAM, R. A.

1948. The development of the muscles and tendons in the lower leg

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YASUDA, M., _et al._

1959. [Comparative and topographical anatomy of the fowl. XI. On

the nervous supply of the hind limb.] _In_ Proc. of 47th Meeting of

Jap. Soc. of Vet. Sci. Jap. Jour. Vet. Sci., 21(6):36. (Japanese

abstract.)

_Transmitted October 30, 1962._

29-5835

(Continued from inside of front cover)

18. Conspecificity of two pocket mice, Perognathus goldmani

and P. artus. By E. Raymond Hall and Marilyn Bailey

Ogilvie. Pp. 513-518, 1 map. January 14, 1960.

19. Records of harvest mice, Reithrodontomys, from Central

America, with description of a new subspecies from

Nicaragua. By Sydney Anderson and J. Knox Jones, Jr.

Pp. 519-529. January 14, 1960.

20. Small carnivores from San Josecito Cave (Pleistocene),

Nuevo León, México. By E. Raymond Hall. Pp. 531-538,

1 figure in text. January 14, 1960.

21. Pleistocene pocket gophers from San Josecito Cave, Nuevo

León, México. By Robert J. Russell. Pp. 539-548, 1 figure

in text. January 14, 1960.

22. Review of the insectivores of Korea. By J. Knox Jones,

Jr., and David H. Johnson. Pp. 549-578, February 23,

1960.

23. Speciation and evolution of the pygmy mice, genus Baimoys.

By Robert L. Packard. Pp. 579-670, 4 plates, 12 figures in

text. June 16, 1960.

Index. Pp. 671-690

Vol. 10. 1. Studies of birds killed in nocturnal migration. By

Harrison B. Tordoff and Robert M. Mengel. Pp. 1-44, 6

figures in text, 2 tables. September 12, 1956.

2. Comparative breeding behavior of Ammospiza caudacuta and

A. maritima. By Glen E. Woolfenden. Pp. 45-75, 6 plates,

1 figure. December 20, 1956.

3. The forest habitat of the University of Kansas Natural

History Reservation. By Henry S. Fitch and Ronald R.

McGregor. Pp. 77-127, 2 plates, 7 figures in text, 4

tables. December 31, 1956.

4. Aspects of reproduction and development in the prairie

vole (Microtus ochrogaster). By Henry S. Fitch. Pp.

129-161, 8 figures in text, 4 tables. December 19, 1957.

5. Birds found on the Arctic slope of northern Alaska. By

James W. Bee. Pp. 163-211, plates 9-10, 1 figure in text.

March 12, 1958.

*6. The wood rats of Colorado: distribution and ecology. By

Robert B. Finley, Jr. Pp. 213-552, 34 plates, 8 figures

in text, 35 tables. November 7, 1958.

7. Home ranges and movements of the eastern cottontail in

Kansas. By Donald W. Janes. Pp. 553-572, 4 plates, 3

figures in text. May 4, 1959.

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

Michoacán, México. 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,

México. 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.

9. Variation in the muscles and nerves of the leg in two

genera of grouse (Tympanuchus and Pedioecetes). By E.

Bruce Holmes. Pp. 363-474, 20 figs. October 25, 1963.

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, México. 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, México. 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.

(Continued on outside of back cover)

(Continued from inside of back cover)

8. Decriptions 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, 8 figs. August 11, 1961.

10. Recent soft-shelled turtles of North America (family

Trionychidae). By obert 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. 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. May 20, 1963.

15. The recent mammals of Tamaulipas, Mexico. By Ticul

Alvarez. Pp. 363-473, 5 figures in text. May 20, 1963.

More numbers will appear in volume 14.

Vol. 15. 1. The amphibians and reptiles of Michoacán, Mexico. By

William E. Duellman. Pp. 1-148, pls. 1-6, 11 figures in

text. December 20, 1961.

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

Petén, 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.

More numbers will appear in volume 15.

Transcriber's note:

List of Illustrations was added during transcription.

Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes) · 第 11 / 11 段