Explanation of Plate V. 



Illustrating Mr. Ambrose Quail's paper on " Life Histories, etc., in 

 the Hepialid Group of Lepidoptera." 



Fig. 1. Gvrgupis lacotii, sjt. Ti. ^. 



2. Tridcna Inhyrinthica. Wing neuration. 



3. Porina fuscomaculata. „ „ 



4. Chnragia virescens. Segment of clavola of antenna. 



5. Gorgopis bacotii. „ „ „ 



6. Purina cervinata. ,, „ ,, 



7. „ fuscoiruiadafa. ,, „ „ 



8. Hectonumesfvsca. ,. ,, „ 

 8a. Outline of the same in transverse section. 



9. TrictPMa labyrinthica. Segment of clavola. 

 9((. Outline of the same in transverse section. 



10. Purina cermnafa. Head of newly-hatched larva enkrged. 



11. „ „ Thoracic segment ,, „ ., 



12. „ „ Third abdominal segment of same. 



13. „ „ Ninth and tenth abdominal segments of 



same. 



14. „ „ Tubercle seta enlarged. 



15. „ ,, Side view of larva 135 days old. 



16. „ „ Dorsal view of anterior segments of 



larva 135 days old. 



17. „ „ Prothorax, showing scutellar hairs, of 



larva 195 days old. 



18. „ „ Abdominal feet, hooks, and setae of 



larva 226 days old. 



19. „ „ Anal claspers of larva 226 days old. 



20. „ „ Posterior segments of pupa. 



21. „ „ Anterior ,, „ 



22. Chnragia virescens. Prothorax of half-grown larva. 



23. „ „ Third abdominal segment of half- 



grown larva. 



Figs. 1-3, nat. size ; 4-9a enlarged about 200 diameters ; 15-23 

 enlarged 4x4. 



