54 



club shaped, and clothed with spines; arm of sacculus 

 extends only just beyond the anal angle ; uncus tapered ; 

 vesica with a small cornutus, thicker than preceding; juxta 

 deeply cleft, the base of the opening being round. 



Cupsopia. 



Harpe similar, asymmetrical ; clasper slender, wider at 

 the tip, which is blunt, and set with a very few coarse 

 spines ; clavus longer than nigricans not clubbed ; the 

 arm of the sacculus on the right harpe produced beyond 

 the anal angle, that on the left harpe not reaching the 

 anal angle ; uncus tapered ; I can find no cornutus on 

 the vesica; juxta not deeply cleft, the base of opening 

 being rounded. 



Tpitiei. 



Harpe similar ; clasper broader than cursoria, the 

 upper half clothed with short fine spines ; uncus 

 very long ; vesica with two minute cornuti ; juxta not 

 deeply cleft. 



Aquilina. From J. E. Eobson and Kev. C. N. K. 

 Burrows. Similar to tritici. 



There is here a further departure. 



Saucia. 



Harpe trigonate, with corona of strong spines ; clasper 

 with the heel pointed, foot long ; ampulla arises below the 

 sacculus and is a peaked concave hook ; clavus slightly 

 produced, rounded and scobinated ; uncus cygnated ; 

 aedceagus with a plate at the orifice having a long serrated 

 tooth, and other smaller serrations ; juxta strong, is a 

 dome shaped pinacle. 



Dahlii. From J. Whittle. 



Harpe very broad with part corona, heavily spined 

 expecially at the anal angle ; clasper hardly elbowed, heel 

 rounded ; ampulla long and slender ; uncus long and 

 parallel ; vesica contains a strong cornutus, a crested 

 semi-circular crown, and other dentated processes ; juxta 

 fairly strong and peaked. 



