j 64 MONTGOMER Y. 



Figs, ji-^6 : A'uclei fi-om the itiuscU cells of the circular musculature of 

 Lineus gcsserensis. 



Fig. 51 (alcohol, sol. sublimate; Ehrlich-Biondi stain, 3X hrs.). 

 Fig. 52 (aq. sol. sublimate ; cochineal, i hr., Del. haemato.xylin, 20 min.). 

 Figs. 53 and 54 (aq. sol. sublimate with 2% acetic acid; P2hrl. haematoxylin, 

 eosin). 



Fig. 55 (Hermann's fluid, 30 min. ; Ehrl. haematoxylin, 3 hrs. ; eosin, 5 min.). 

 Fig. 56 (as in 54). 



