26 GL O. Sars. 



Explanation of the Plates. 



Pl. I. 



Stenoeypris Cheureuxi, G. O. Sars. 



Fig. 1. Adult female, viewed from right side, magnified 39 

 diameters. 



» 2. Same, dorsal view, magnified 39 diameters. 



» 3. Left valve with enclosed animal, the right valve 

 being detached, lateral view; magnified 45 diameters. 



» 4. Right valve of same specimen, viewed from the 

 inner face, and exhibiting the corresponding liver- 

 sac and ovarial tube; magnified 45 diameters. 



PL II. 



Stenoeypris Chevreuæi, G. O. Sars. 

 (continued). 



The greater part of the figures magnified 83 diameters. 



Fig. 1. Superior antenna. 

 » 2. Inferior antenna. 



» 2. a. Terminal joint of same, more highly magnified. 

 » 2. b. Sensory appendage from same, likewise highly 



magnified. 

 » 3. Anterior and posterior lips, seen from below. 

 » 4. Same parts, exhibited from right side. 

 » 5. Posterior lip, more highly magnified, and viewed 



from the anterior face. 

 » 6. Mandible with palp. 



