PLATE 4. 



Fig. 1. — Superficial niiwclos of tlie thorax, a. clavo-trapezius; 6, .siipracervico-cutaneus: r. acromio- 

 trapezius; '/, spino-trapezius; e, dorso-cuticulari.s; /, latissimiis dorsi; g, epitrochlearis; h, 

 teres. X 1. 



Fif;. 2. — Muscles of the hind legs, ventral view, a, rectus 'femoris; 6, vastus internus; c adductor 

 longus; d, semimembranosus; e. adductor brevis; /, semitendinosus; </, gracilis; /(, quadratus 

 femoris; i, flexor longus hallucis; /, tibialis posticus; k, adductor quartus; I. flexor longus 

 digitoruni pi'dis; //(, ailductor magnus; ». pectineus; o, psoas magnus; />, p.soas parvus. X 1. 



