Report U. S. B, F. 1904, PLATE Ill. 
eve 
Fig. 5. 
HEADS OF CHOLOGASTER AGASSIZII (FIG. 1), C. PAPILLIFERUS (FIG. 2), TYPHLICHTHYS 
SUBTERRANEUS (FIG. 3), TROGLICHTHYS ROS (FIG. 4), AND AMBLYOPSIS SPELZUS 
NEIGS 75): 
Figures are intended to show the eye. They are prepared by photographing the upper portion 
‘of heads of fish about the same size that had been cleared in xylol. The eye of Typhlichthys 
has no pigment, hence does not show. 
