Bui. U. S. B. F. 1906. 



Plate VI. 



10 



12 



13 



I. Sealpellum phantasma. Type. 

 •i. Scafpellum larvcUe, Type and a young individual, 

 :;-»;. Sealpellum lawale. Variet.v from station 1382, showing change* with gruwth. Capitula 3,5,6, 

 ;m«l 10 mm. long. 

 7. Sealpellum californicum ottseum. Type and a young specimen, 

 s. ScaZpellum californicum Rostra) plate and adjacent parts 

 9-11. Sealpellum prorimum. Dorsal, lateral, and ventral views of type. 



12. Sealpellum perlnngum. Type, and ventral view <>i a cotype. 



13. Sealpellum californicum. 



