90 THE MUSCLES. 



78. M. jlexor metacarpi dig. III. 



This is a somewhat strong muscle, which arises by fleshy fibres 

 from the palmar surface of the os capitato-hamatum, and is inserted 

 into the palmar surface of the metacarpal bone. 



(5) Muscles of the fourth finger. 



79. M. flexor digiti IV longus s. snhlimis (Fig. 77/4). 



It arises at the free border of the aponeurosis palinaris, and is 

 inserted into the terminal phalanx by a thin tendon. 



80. 81. MM. jiexores digiti IV breves s. profundi I, II (Fig. 

 77/^4 and /V). 



Dugès, tendini-phalangiens de l'annulaire, n. 108, 109. 



Dugès regards these also as analogues of the m. Imnhricales ; they 

 arise on either side of the foregoing muscle from the free border of 

 the aj)onenrosis palmaris, and are inserted by tendons into the basal 

 phalanx. 



82. M. flexor jM'oprius j^halanguin. dig. IV (Fig. ySfp). 



Dugès, phalango-phalangien, n. 115. 



A small muscle which arises by two slips from the palmar surface 

 of the basal phalanx, and is inserted into the base of the middle 

 phalanx. 



83. 31. flexor metacarpi dig. IV (Fig. 78 /4). 



This somewhat strong muscle arises from the os capitafo-//amatum, 

 and is inserted into the palmar surface of the metacarpal bone. 



(6) Muscles of the fifth finger. 



84. M. flexor dig. V long tes s. SJihlimis (Fig. 77/5). 



This corresponds exactly with the corresponding muscle of the 

 fourth finger. 



85. M. flexor dig. V hrevis (Fig. 1"] fb^). 



This muscle arises from the free border of the aponeurosis and 

 is inserted into the basal phalanx. 



86. M. flexor projirius joàalangum dig. F (Fig. y^fp). 

 Dugès, phalango-phalangien, n. 17. 



It corresponds exactly with the corresponding muscle of the 

 fourth finger. 



87. 31. opponens dig. V (Fig. 78 0'). 



Dugès, deuxième sous-carpo-métacarpien du digitule, n. 92. 

 This muscle has a narrow origin from the palmar surface of the 



