ERRATA. 

 Page 2C9, line 1 . The reference to Tab. LVI. should be omitted. 



— 276, — 4. Tab. LVII. to be LVI. 



— 280, — 11, from bottom, Tab. LVIII. should be LVII. 



— 287, — 17. Tab. LIX. to be LVIII. 



