47 {4g) Seminal bursa lacking (Figs. 95,96). 



.Genus Mecynostomum. 



Figure 95. — Mecynostomum auriium. 



Figure %. — Mecynostomum haplovarium. 



47 (46) Seminal bursa present 48 



48 (47) Seminal bursa lacking an appendage (Fig. 97); in Pseudmecynostomum mahtimum the bursal wall develops a 

 protrusion over the ripe eggs (Fig. 98) Genus Pseudmecynostomum. 



Figure 91.— Pseudmecynostomum pelophUum. 



Figure 98. — Pseudmecynostomum maritimum. 



32 



