29 Protopterus. 
pallium. 
30 Protopterus. 
31 Protopterus. 
32 Protopterus. 
33 Protopterus. 
series. 
34 Protopterus. 
PLATE 7 
EXPLANATION OF FIGURES 
Transverse section taken through the rostral part of the 
Section taken somewhat behind figure 29. Same series. 
Section taken somewhat behind figure 30. Same series. 
Section taken somewhat behind figure 31. Same series. 
Section taken just in front of the foramen monroi. Same 
Section taken through the foramen monroi. Same series. 
454 
