ANATOMY OF THE LEMUROIDEA. 107 
Fig. 11. Back view of the head and neck wherein the fifth or deepest layer of muscles 
alone remains; the five anterior dorsal vertebre are present. 
On the right 
side the biventer cervicis has its occipital attachment cut away, and the 
cervical portion hooked back. On the same side the } spinalis colli is in 
position; but on the left side it is dragged outwards to show its spinal 
tendons. 
Bi. Biventer cervicis. 
divisions. 
Rp.ma. Rectus capitis posticus major. 
R.p.mi. c a ns minor. 
R.l. Rectus lateralis. 
Te. Occipital portion of temporal muscle. 
0.s. Obliquus superior. 
O07. 53 inferior. 
4 Sp.c. Spinalis colli. 
M1.s. Multifidus spine, anterior dorsal 
* Extra fibres of rectus capitis posticus 
major. 
Di. Digastrie cut through to the median 
tendon and turned back. The occi- 
pital insertion of the posterior belly is 
well seen. 
mM. Angle of Mandible. 
Fig. 12. Semidiagrammatic view of the pectoral muscles in Lemur catta. 
P.ma'. First portion of the pectoralis major. 
The third or long division of the same muscle. 
Rectus abdominis which passes to the first rib. 
Serratus magnus. 
second supracostal slip. Sca. Scalenus. 
Sp.co'. First supracostal muscle, crossing the rectus. 
P.ma. Its second portion. P.ma’. 
D. Deltoid. R.ab. The part of the 
S.mg. Several digitations of the 
Sp.co’. The 
cl. Clavicle. 
Fig. 13. The anterior limb separated from the trunk, and the extensor muscles exposed 
in such a way as to show the origin and insertion of each. 
S.mg. Serratus magnus, cut short close to 
its scapular attachment. 
O.h. Tendon of insertion of omo-hyoid. 
S.sp. Supraspinatus. 
I.sp. Infraspinatus. 
T.ma. Teres major. 
T.mi. Teres minor. 
S. Portion of subscapularis seen beneath 
the teres minor. 
Lc. Levator clavicule (its acromial in- 
sertion). 
P.mi. Pectoralis minor (cut short). 
P.ma. 3 major (cut short). 
D’, Deltoid, second portion (cut short). 
D. », third portion (cut short). 
La.d. Latissimus dorsi. 
D.ep. Dorso-epitrochlear. 
My 7) 
3 ree Its four separate fleshy 
JAE Be se eke z 
| bellies indicated respectively by 
Ts the numerals. 
Ane. Anconeus. 
B.a, Brachialis anticus. 
B', Biceps (long glenoidal belly). 
8.7. Supinator longus. 
S.r.6. Supinator radii brevis. 
r2 
