ORIGIN OF MONSTERS 



545 



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Sl2^*: 



56 



57/ 



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Figs. 53 and 54 Camera lucida drawings of sections through egg in figure 

 40, n.t., nervous tissue fragment, (brain, br.), from which solitary eye arose. 

 o.c, optic cup; b.l., blood lacunae; //., yolk; o.g., oil globule. X 78. 



P'igs. 55 and 56 Camera lucida drawings of sections posterior to those in 

 figures 53 and 54. s.ei., first ej^e-teratoma ('solitary eye'); r.c, rods and cones; 

 p., pigment epithelium; .^.i> second 'solitary eye;' hr., brain; ?/., yolk; o.g., oil 

 globules. X 78. 



Figs. 57 and 58 Camera lucida tlrawings of sections through egg with eye- 

 teratoma ('solitary synophthalmia') in figure 39, I., lens; I.e., lymphocytes; pL, 

 plasma; br., brain fragments; /)., pigment epithelium; n., optic nerve; ?/., yolk; 

 o.g., oil globule. X 78. 



