51 



Ostium minutely spined is attached to a deeply bilobed 

 narrow plate. Signum scobinate. 



Celypa rivulana, Sc. 



Rev. C. R. N. Burrows. 



Valva narrow, at its junction with the sacculus is a pad set 



with long spines; transtilla strong, minutely spined. 



Ostium cleft, attached to minutely spined bilobed plate; 

 bursa without signum. 



Celypa latifascianum, Haw. 11 



latifasciana, Haw. 

 + vineana, Bankes. A. G. Vine. 



Valva narrow at the angle of the valva, and sacculus is a 

 round patch of long straight spines; transtilla minutely 

 spined. 



Ostium small attached to a conical plate, spined behind; 

 bursa without signum. 



Celypa doubledayana, Ban. 11 



W. G. Sheldon. 



Valva narrow; below the angle of the valva and sacculus 

 is a round patch of straight spines; transtilla plain. 



Ostium narrow attached to a trilobed plate, minutely 

 spined; signum absent. 



Celypa woodiana, Barr. 11 



The Honble. N. C. Rothschild, R. Adkin. 

 Valva narrow immediately below and adjoining the junction 

 of the valva and sacculus is a patch of spines, whilst from 

 the depression beneath spring a thick brush of fine pointed 

 spines. 



Ostium protruded cup- form, attached to a narrow 

 incurved columnar plate minutely spined; aignum absent. 



