57 (56) Seminal vesicle present; large cyanophile gland cells absent (Figs. 118, 1 19, 120, 121) . . . . 

 Genus Aclinoposthia. 



Figure 118. — Aclinoposthia caudaia: a-sagillal reconstruction; b-dorsal view of posterior end. 



Figure 119. — Aclinoposthia haplovata. Figure 120. — Actinoposthia longa, dorsal view. Figure 121. — Actinoposthia pigmentea. 



57 (56) Seminal vesicle lacking; large cyanophile gland cells surround the copulatory apparatus (Fig. 1 22) 

 Genus Microposthia. 



Figure 122. — Microposthia tistensLv. a-sagiltal reconstruction; 

 b-dorsal view; c-male accessory organs. 



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