PLATE 14 



80 



84 



7'J. Oxyhemoglobin of the Crow (Corpus americanus) , showing single, nearly equidimensional crystal 



attacned to cover by false plane near (100). 

 80-82. Same, showing groups of crystals presenting various orientations. 



83. Reduced Hemoglobin of the Crow, showing group of elongated crystals. 



84. Same, showing usual tabular crystal. 



