STREPTAXID^E. 



PLATE 15. 



19 



27 



34 



20 



28 29 



in r\ 



*% ^ xi & 



'35 36 



37 



" "'\ ' 



23 



38 



24 



42 43~ S<s:: ^ X ^ 44 " 



39 



45 



25 



26 



33 



47 48 



49 



53 



54 



61 



5G 



63 



64 



73 



