58 



Y.I. KANTOR, A. MEDINSKAYA AND J.D. TAYLOR 



p bt 



btsa 



Fig. 2 Crassispira (Crassispira) incrassata (Sowerby, 1834). A, semidiagrammatic longitudinal section of the foregut (only one salivary duct is shown); 

 B, longitudinal section of the proboscis tip. 



oel bc \ b, P j 



Fig. 3 Crassispira (Crassispira) maura (Sowerby, 1934). A, semidiagrammatic longitudinal section of the foregut (salivary glands and ducts not shown); 

 B, longitudinal section of the proboscis and buccal mass. 



