PLATE XIII. 



PAGE 



Fig. 96. Didiniuni nasjdiivi, x 320, - - - - 63 



Fig. 97. Didinhan na&iitum, swallowing Paramcrchan, 



X 320, - - - - - - . - 63 



Fig. 98. Didiniuni nasniion, diagram showing course of 



protoplasmic currents, x 320, - - - 63 



Mcsodininin sp., x 1000, - - - -65 



Laayniaria cohnii (?), x 500, - - - - 65 



Lacryniaria fruncata, x 310, . . . 55 



Amphilcptus inelcagris, x 310, - - - - 67 



Loxophyllum sp., x 200, - - - - 68 



Lacryniaria o/or, x 620, ----- 66 





