75 (74) Small rhabdites present, arranged in rows; female germinal center and string of eggs unpaired; penis a simple, 



tube-shaped invagination of the outer body wall (Figs. 159, 160) 



Genus Poslaphanosloma. 



Figure 159. — Postapbanostoma atriomagnum. 



Figure 160. — Poslaphanostoma filum. 



75 (74) Rabdites lacking; female germinal center and string of eggs paired; penis very glandular and invaginated into 



a muscular penis sac (Fig. 161) 



Genus Praeconvoluta. 



Figure 161. — Praeconvoluta karinae. 



49 



