Locomotor Anatomy and Behavior of Patas Monkeys (Erythrocebus patas) with Comparison to Vervet Monkeys (Cercopithecus aethiops)

Table 3

Individual muscle weights to the nearest tenth of a gram.

Forelimb muscles	Patas		Vervets
	Male	Female	Male	Female
Trunk to humerus
Pectoralis major	44.5	17.0	32.6	13.1
Latissimus dorsi	55.6	19.0	46.0	18.9
Teres major	17.9	8.0	12.7	5.0
Teres minor	4.5	1.7	2.3	1.3
Subscapularis	29.8	11.0	21.5	10.6
Infraspinatus	23.5	8.5	13.1	7.5
Supraspinatus	20.9	7.4	11.6	6.1
Arm
Deltoid	34.3	12.2	23.6	10.9
Biceps brachii: long	35.1	15.1	28.5	9.9
Biceps brachii: short	w/long hd	w/long hd	w/long hd	2.2
Coracobrachialis	1.6	1.5	1.0	0.5
Brachialis	18.0	8.2	6.9	4.0
Triceps: long	49.2	20.6	32.7	15.8
Triceps: lateral	39.8	18.6	24.2	12.3
Triceps: medial	28.0	11.5	12.8	7.7
Dorsoepitrochlearis	5.8	3.4	6.4	3.0
Forearm
Brachioradialis	6.0	2.9	12.9	4.5
Palmaris longus	4.4		2.0	1.4
Flexor carpi radialis	6.4	1.9	3.2	1.6
Flexor carpi ulnaris	14.0	5.5	8.7	6.1
Flexor digitorum superficialis	8.8	3.1	7.1	3.7
Flexor digitorum profundus	29.2	11.7	18.0	9.8
Flexor pollicis longus	w/profundis	0.1	w/profundus	w/profundus
Supinator	2.6	1.6	1.4	1.1
Pronator teres	7.6	3.3	5.3	2.4
Pronator quadratus	1.6	0.5	0.9	0.5
Extensor carpi radialis longus	6.8	2.8	5.6	2.8
Extensor carpi radialis brevis	7.8	3.2	4.9	2.3
Extensor carpi ulnaris	4.8	2.1	2.4	1.5
Extensor digiti minimi	1.6	0.9	1.3	0.5
Extensor digiti communis	6.8	3.0	2.7	1.7
Extensor indicis	0.7		0.6	0.4
Anconeus		0.3	0.4
Abductor pollicis longus	4.0	1.6	1.5	0.5
Extensor pollicis longus	0.9	0.5	0.5	0.3
Extensor pollicis brevis			0.9	1.0
Hind limb muscles	Patas		Vervets
	Male	Female	Male	Female
Hip
Gluteus maximus	44.8	15.0	23.4	9.5
Tensor fascia latae	w/glut max	7.0	6.8	3.1
Gluteus medius	114.3	42.6	50.0	27.9
Piriformis	w/glut med	1.9	w/glut med	w/glut med
Gluteus minimus	9.4	4.1	5.0	3.2
Gemelli	3.4	1.6	1.8	1.0
Obturator externus	16.5	3.6	6.9	4.6
Obturator internus	12.6	5.6	7.3	5.0
Quadratus femoris	2.9	3.5	5.1	2.8
Iliopsoas	68.9	25.4	57.1	20.1
Psoas minor	11.0		w/iliopsoas	w/iliopsoas
Tail muscles total	136.5	59.0	157.8	90.7
Thigh
Sartorius	5.0	1.6	4.9	2.4
Gracilis	37.2	16.5	20.9	9.8
Pectineus	7.0	w/mag	5.9	2.8
Adductor magnus	108.9	37.9	66.3	40.9
Adductor longus	7.0	w/mag	5.6	w/mag
Adductor brevis and minimus	20.8	w/mag	7.7	w/mag
Rectus femoris	31.5	12.7	28.7	14.5
Vastus lateralis	92.7	60.0	54.9	31.6
Vastus intermedius	26.6	w/lat	10.8	4.6
Vastus medialis	23.6	w/lat	19.0	10.3
Biceps femoris: long	119.8	56.6	71.8	31.7
Biceps femoris: short	w/long hd	w/long hd	w/long hd	w/long hd
Semimembranosus	32.3	42.8	29.3	12.3
Semitendinosus	34.9	12.9	20.9	7.9
Leg
Gastrocnemius	49.3	20.6	29.7	16.1
Plantaris	10.7	1.6	4.9	2.3
Soleus	19.7	7.0	9.1	5.6
Popliteus	4.0	4.1	3.3	2.3
Tibialis posterior	4.2	2.3	3.5	2.0
Flexor digitorum fib/hal	14.7	7.1	11.2	3.7
Flexor digitoru tibialis/long	4.3	3.2	4.5	6.1
Peroneals (longus and brev)	9.9	5.3	11.3	5.9
Tibialis anterior	15.6	7.0	13.5	8.6
Extensor digitorum longus	6.7	3.6	4.3	2.7
Extensor hallucis longus	6.6		1.9	1.2
Abductor hallucis longus	1.7		5.2

Blank: not available.