Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes)

by E. Bruce Holmes

PRINTED BY
JEAN M. NEIBARGER, STATE PRINTER
TOPEKA, KANSAS
1963

29-5835

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Variation in the Muscles and Nerves
of the Leg in Two Genera of Grouse
(Tympanuchus and Pedioecetes)

BY
E. BRUCE HOLMES

[CONTENTS]

	PAGE
Introduction	[367]
Materials and Methods	[368]
Terminology	[369]
Acknowledgments	[375]
Skeleton	[375]
Nerves	[376]
Lumbosacral Plexus	[376]
Femoral Nerve	[377]
Obturator Nerve	[379]
Sciatic Nerve	[379]
Peroneal Nerve	[382]
Tibial Nerve	[384]
Muscles	[396]
M. Extensor Iliotibialis Lateralis	[398]
M. Extensor Iliotibialis Anticus	[405]
M. Ambiens	[408]
M. Vastus Lateralis	[408]
M. Vastus Medialis	[410]
M. Piriformis	[412]
M. Gluteus Profundus	[413]
M. Iliacus	[414]
M. Iliotrochantericus Medius	[415]
M. Psoas	[416]
M. Flexor Cruris Lateralis	[416]
M. Flexor Cruris Medialis	[417]
M. Caudofemoralis	[418]
M. Flexor Ischiofemorali	[420]
M. Adductor Superficialis	[420]
M. Adductor Profundus	[421]
M. Obturator	[422]
M. Femorocruralis	[425]
M. Gastrocnemius	[426]
M. Flexor Perforans et Perforatus Digiti II	[427]
M. Flexor Perforans et Perforatus Digiti III	[429]
M. Flexor Perforatus Digiti IV	[430]
M. Flexor Perforatus Digiti III	[432]
M. Flexor Perforatus Digiti II	[433]
M. Flexor Hallucis Longus	[435]
M. Plantaris	[435]
M. Flexor Digitorum Longus	[436]
M. Popliteus	[438]
M. Peroneus Longus	[438]
M. Tibialis Anticus	[439]
M. Extensor Digitorum Longus	[440]
M. Peroneus Brevis	[441]
M. Extensor Hallucis Longus	[442]
M. Abductor Digiti II	[443]
M. Extensor Brevis Digiti III	[444]
M. Extensor Proprius Digiti III	[444]
M. Extensor Brevis Digiti IV	[445]
M. Lumbricalis	[445]
M. Abductor Digiti IV	[446]
M. Flexor Hallucis Brevis	[446]
Discussion and Conclusions	[446]
Analysis of Individual Variation	[446]
Muscles	[447]
Nerves	[449]
Analysis of Variation Between Species	[451]
Comparison with Other Studies of Innervation	[452]
Summary	[457]
Literature Cited	[473]

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