EXPLANATION OF PLATES. 



Plate 1. 



Fig. 1. Sauricola sauricolo, new species. Front view of head. 



2. "' " ■' " Lateral view of anterior end. 



3. " " ■' " Posterior end of male. 



4. " " " '' Spicules and gubernaculum of male. 



5. " " " ■' Posterior end of female. 



Plate 2. 



Fig. 6. DeletrocepJialus variabilis, new species. Lateral view of anterior end. 



7. " " " " Posterior end of male. 



8. " " " " Extremities of spicule. 



9. " " " " Posterior end of female. 



10. Angusticaecum brevispicuimn, new species. Front view of head, dorsal 



lip slightly displaced 



11. " " " " Lateral view of head. 



12. " " " " Posterior end of male. 



