Journ. of Anat. and Physiology, Jan. IDOl. 



[Plate XV, 



s.c. 



IlC 



^■^ o 



^-o 



Flexor group of tail muscles in the inanuoset ; left side from with- 

 in. P.P., psoas parvus ; P.M., psoas magnus ; O.N., obturator 

 nerve; P.C., pubo-coccj-geus ; 0. 1., obturator internus ; S.C, 

 sacro-coccygeus ; Il.C, ilio-coccygeus. 



Dr. P. Thompson. 



