IV CONTENTS 



VIII. Explorations in the district of La Libertad — continued page 



El Castillo 49 



Cerro de la Virgen 50 



Chan-Chan 50 



Mochc Valley 51 



IX. General conclusions 51 



Anthropological 52 



Cultural 5,} 



Pathological 54 



Mountain people 55 



Antiquity 56 



Future work 56 



X. Appendix A : Pathology -,- 



Symmetric osteoporosis of the skull 57 



Ear exostoses 59 



Arthritis deformans of the hip-joint 59 



Arthritis 60 



Tendon lesion 61 



XL Appendix B : Statistical data on pathological conditions 62 



Skull 62 



Lower j aw 62 



Humerus 62 



Radius 63 



Ulna 63 



Femur 64 



Tibia 65 



Fibula 65 



Ossa innominata 66 



Sacrum 66 



Atlas 67 



Axis 67 



Other vertehrae 67 



Sternum 67 



Scapula 68 



Ribs 68 



Clavicles 68 



Phalanges 69 



