71 
p.tt. M. pronator radii teres. 
Gi. ‘*¢ flexor carpi radialis 
U.t Ulnar (postaxial) tuberosity. 
CLI. First costal arch, giving origin to M. subclavius and inser- 
tion to M. rectus abdominis. 
sty. Radial styloid. 
I., I1., 11.,1V. Nails of respective digits. 
Puate VII. 
Fig. 7.—Right anterior eatremity. Muscles of wner aspects of scapula and 
arm and of palmar surface of forearm (clavicle turned outwards). x 4. 
B56: M. subclavius (turned upwards). 
rh. ** rhomboideus. 
s.mg. ** serratus magnus. 
oh. ** omo-hyoideus. 
sbs. ** subscapularis. 
t.m. ‘© teres major. 
re ‘* cleido-deltoideus, turned aside with clavicle. 
p.a. ** pectoralis a 
p.b. eS ia b Cut, and a and / turned outwards. 
p. C: ee 66 C 
ach. Section of axillary tendon connected with humeral panniculus. 
Ld. M. latissimus dorsi. 
S.t7. Scapular head of triceps. 
i.h.tr. Inner humeral head of triceps. 
f.b.c. | M. biceps flexor antebrachii. 
ant. ‘* anconeus internus (epitrochleo-anconeus). 
faCou. *¢ flexor carpi ulnaris (two heads). 
OT. *¢ flexor carpi radialis. 
Dats *¢ pronator radii teres. 
e.0.7. ‘* extensor carpi radialis. 
ab. p. ‘** abductor pollicis (freed of its origin). 
C.C./. Coraco-clavicular ligament. 
eb: Radial tuberosity of humerus (preaxial). 
U.t. Ulnar tuberosity of humerus (postaxial). 
Co. Coracoid process. 
int.ep. Ulnar or postaxial epicondyle (ento-condyle). 
O/. Olecranon. 
sty. Radial styloid. 
p.ses. Palmar sesamoid bone. 
Prate VIII. 
Fig. 8.—Right anterior extremity. View of deeper dorsal muscles of scapula 
and humerus. x 4. 
M.S. Meso-scapular spine. 
PSS. Post-scapular spine. 
mM. SPY. Meso-scapular segment. 
p.s.m.ligt. Postscapulo-metacromial ligament. 
cl, Clavicle. 
d.p.tub.  Deltopectoral tuberosity. 
ol. Olecranon process. 
Sas. M. supraspinatus. 
SC: ** subclavius. 
1.8. ‘¢ infraspinatus. 
bea. ** prachialis anticus. 
8.tr. ** triceps (scapular head). 
