566 MONTG OMER Y. 



EXPLANATION OF PLATE XXIL 



Figs. S7~^3' (>5~^7 ■' Germinal vesicles of Moittagua pilata ; Figs. 64, 88, 81) ." 

 germinal vesicles of Doto. 



Figs. 57-59 (alcohol, sol. sublimate ; Ehrlich-Biondi stain, 3 hrs.). 



Fig. 60 (alcohol, sol. sublimate ; Ehrl. haemato.\y!in, i hr. ; eosin, 5 min.). 



Figs. 61-63 (aq. sol. sublimate; Del. haematoxylin, 25 min.; eosin, 5 min.). 



Fig. 64 (alcohol, sol. sublimate ; Ehrlich-Biondi stain, t,% hrs.). 



Figs. 65-69 (as in 60). 



Fig. 70 (as in 61). 



Fig. 71 (as in 57). 



Figs. 72-75 (as in 61). 



Fig. 76. Outlines of pseudonucleoli from various ova of one individual (aq. 

 sol. sublimate). 



Fig. 77 (.as in 61). 



Figs. 78-So (alcohol, sol. sublimate; Mayer's acid carmine, 15 min.; nigrosine, 

 10 min.). 



Figs. 81-S7 (Flemming's fluid ; Del. haematoxylin, eosin). 



Figs. 88 and 89 (as in 64). 



Figs. <^-g7 : A^uclei of ganglion cells from the brain of Montagua pilata {Fig. 

 93' from a cell of meJiuiii size ; t/te others from the colossal cells). 



Figs. 90 and 91 (alcohol, sol. sublimate; Ehrlich-Biondi stain, 3 hrs.). 



Figs. 92-94 (picrosulphuric acid; Del. haematoxylin, 25 min. ; eosin, 5 min.). 



Fig. 95 (as in 90). 



Figs. g6 and 97 (Flemming's fluid; Del. haematoxylin, eosin). 



Figs. gS-ioi : Blood corpuscles of Doto. 



Fig. 98 (alcohol, sol. sublimate; Ehrlich-Biondi stain, 3^4^ hrs.). 

 Figs. 99-101 (Hermann's fluid, 1J4 hrs. ; safranin, 92 hrs.; gentian violet, 1% 

 hrs.; orange G., 2 min.). 



