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



Plate VI. 



m 



12 



13 



.-M phaiiiasiu'i. T>'pe. 



'Ill /urralt . '1\ [u- jiini ii yiiung individual. 



inlarnilc. \'iuiily Innn station 43s:i. showing: changes witb ^ruwth. Cupilula :i. 

 mm. lony- 



(// i-nlifnniiriiiii n.^f^iinii. T>"iie and a youny; specimen. 

 Ill nilijaniirtnii IIiKical platc and adjacent parts. 

 Ill j,n,.riiiiinii. Hursal. lateral, and ventral views of type. 

 m peiftiiu/ifiii. Type, and ventral view of a cotype. 

 Ill ^ali/urii{<:u/ii. 



