146 



ARBOREAL MAN 



Fig. 56. — The Pectoral MAMiiAKY Gland of Tarsi us 



spectrum. 



There is anotlier pair of nipples on the lower part of the abdominal 



wall. 



Fig. 57. — The Pectoral Mam:siary Gland of Galeojvthecus 

 volans, WHICH is probably both a Milk-Secreting ^and 

 AN Anchoring Organ. 



