PLATE XXIII. 



Heterochceta norvegica, Boeck. 



Fig. 1. Adult female, with adhering spermatophore, dorsal view 

 (right anterior antenna not fully drawn). 



2. Same, viewed from right side. 



3. Frontal part of body, lateral view. 

 4. Posterior maxilliped. 



- 5. Leg of last pair of female. 



6. Adult male, viewed from left side. 

 7. Last pair of legs of same. 



