Artificially Produced Cyclopean Fish 



293 



Fig. I Diagrams of the various conditions of the cyclopean defect as shown by the "Magnesium 

 embryos," from the normal A to complete absence of the eye G. 



Fig. 2 Diagram of the monstrum monophthalmicum asymmetricum series, from one defective 

 eye B to complete absence of one eye E. 



