PLATE IX. 



Figs. 1-5. Soil pell n hi parallelogramma, n. sp. 



Fig. 1. Mandible; magnified 94 diameters. 



Fig. 2. Maxilla; magnified 94 diameters. 



Fig. 3. Second maxilla; magnified 41 diameters. 



Fig. 4. First cirrus ; magnified G diameters. ;/.<<., female genital pore. 



Fig. 5. Female genital pore at the base of the first cirrus; magnified 41 diameters. 



Fig. 6. Scalpellum nymphocola, n. sp. 



Fig. 6. Part of the interior surface of the scutum, with the complemental male attached 

 to it; magnified 94 diameters. '(., margin of the valve; b., exterior; c, 

 interior layer of the mantle, between which two layers the male is attached ; 

 d., musculus adductor scutorum. 



Figs. 7-9. Scal/pellvm velutinum, n. sp. 



Fig. 7. Male in the pupa-stage; magnified 41 diameters. 



Fig. 8. Male in a somewhat older stage; magnified 94 diameters, t., testis; c. gl., 

 glands at the base of the antenna}, pirobably cement glands. 



N.B. — In this and in the following figures the male genital apparatus is coloured red. 



Fig. 9. Male in a nearly ripe condition; magnified 41 diameters. 



Figs. 10, 10*. Scalpellum eximiwn, n. sp. 



Fig. 10. Male; magnified 41 diameters. 



Fig. 10*. Spines attached to the surface of the male; strongly magnified. 



Fig. 11. Scalpellum giyas, n. sp. 



Fig. 11. Complemental male; magnified 94 diameters. 



Fig. 12. Scalpellum regium (Wyv. Thorns.), n. sp. 



Fig. 12. Complemental male ; magnified 41 diameters. 



