46 



Cornuti two sets, one very strong, long, bulbed; one plate 

 with base. Coremata broad, hairs long. Saccus rounded. 

 Ostium weak. Ductus bursae long, thickened. Bursa 

 well covered with spines in the lower two-thirds, upper- 

 most spines strong. 



Nanata, Hb. 86 



Valva scarcely produced at anal angle. Cornuti two 

 narrow spines, and an irregular plate, with base. Papillae 

 large, thickly spined. Coremata globular, hairs long. 

 Saccus rounded. 



Ostium weak. Ductus bursae short. Bursa lower half 

 spined, ridges of spines continued upwards towards the 

 ostium. 



Fraxinata, Crewe. 83 



Innotata, Hufn. 3 2 



Tamarisciata, Frr. 2 1 



We can see no perceptible difference between these three 



forms. 



Valva hardly produced at anal angle. Cornuti one 



narrow spine, and a broad pointed plate with double base; 



vesica heavily scobinate. Papillae long, thickly spined. 



Coremata sessile, hairy. Saccus rounded. 



Ostium weak. Bursa three-quarter spined. 



Dodoneata, Gn. 22 



Valva sharply peaked, slightly elbowed at anal angle. 

 /Edreagus large. Cornuti one narrow spine; one small, 

 pointed, flattened plate; one very large, pointed plate with 

 base. Coremata globular, hairs long. Saccus rounded. 



Ostium large, weak. Ductus bursae long. Bursa 

 lower third spined. 



Satyrata, Hb. 62 



Curzoni, Greg., 32 



Callunaria, Sta. 31 



We can find no difference between these three forms. 



Valva curved. Unciis sharply pointed. Cornuti four 



