PLATE 3 
EXPLANATION OF FIGURES 
138 Acanthias,5 em. Section somewhat behind the section in figure 12. 
14 Acanthias, 5 em. Section just in front of the foramen monroi. Same 
series as figures 11 to 13. 
15 Acanthias, 5 cm. Transverse section through the olfactory bulb. Same 
Series as figure 14. 
16 Acanthias, 5 em. Transverse section through the posterior part of the 
pallium. Same series as figure 15. 
