480 Illinois State Laboratory of Natural History, 



Fig. 5. Palp of right second maxilla of male. 

 Fig. 6. Second foot. 

 Fig. 7. Caudal ramus. 



Plate XLII. 



Fig. 1. Cypri/notus pellucida n. sp.: lateral view. 



Fig. 2. Dorsal view. 



Fig. 3. Markings on shell. 



Fig, 4. First foot. 



Fig. 5. Second foot. 



Fig. 6. Caudal ramus. 



Fig. 7. Cyprinotus hurlingtonensis Turner, caudal 

 ramus. 



Plate XLIII. 



Fig. 1. Cyprinotus incongruens Ramd.: caudal ramus. 



Fig. 2. Anterior end of right valve, pittings indicated 

 at as. 



Fig. 3. Cypris reticulata Zadd.: markings on shell. 



Fig. 4. Caudal ramus. 



Fig. 5. Cypris fuscata Jur.: caudal ramus. 



Plate XLIV. 



Fig. 1. Cypris testudinaria n. sp.: caudal ramus. 



Fig. 2. First foot. 



Fig. 3. End of organ of Zenker. 



Fig. 4. Second antenna. 



Fig. 5. Candona acuminata Fisch.: first foot. 



Fig. 6. Second foot. 



Fig. 7. Caudal ramus. 



Plate XLV. 



Fig. 1. Candona fahaiformis Y'moh..'. caudal ramus. 

 Fig, 2. First foot. 



