PLATE XL VI. 



Canthocamptus hibernicus. 



Fig. 1. Adult male. 



2. Anterior antenna, male. 



3. Anterior antenna, female. 



4. Inner branch of posterior antenna. 



5. Mandible and palp. 



6. First foot-jaw. 



7. Second foot-jaw. 



8. First foot. 



9. Second foot. 



10. Fifth foot, female. 



11. Fifth foot, male. 



12. One of the tail segments. 



Atiheyella spinosa. 



13. Inner branch of posterior antenna. 



14. Maxilla. 



15. Second foot. 



16. Fourth foot. 



17. Fifth foot, female. 



18. Posterior abdominal segments and tail. 



