EXPLANATION OF PLATE X. 



Fig. 



1. Labolips innupta fern. The crossed lines beneath show the natural 



length of the body, and the spread of the wings. 



2. Head, from above. 



3. Same, from beneath. 



4. Same, from the side. 



5. Epistoma, with Labrum. 



6. Mandible, from within. 



7. Peristoma, basal piece, with Labium (a), and Maxillae (b). 



8. Labial palpus. 



9. Antenna. 



10. Upper and under wing. 



1 1. Hamuli of under wing. 



12. Eore tibia, with Spur and Metatarsus. 



13. Last external segment of abdomen, with Ovipositor and its Fulcra, 



in position. 



14. Tips of valves of Yagina. 



15. Tip of tube, formed by the Ovipositor and its vagina, seen in the 



direction of its axis. 



16. Calamus, between the valves of Yagina parted. 

 1 7*. Spiculum, with its Fulcrum. 



18. Intestinal canal, including (Esophagus (a), Rectum (r), and Mal- 



pighian vessels (m). 



19. Ovaries, with the separate Oviducts, and the common Excretory 



canal. 



20. Egg, or Germinal vesicle, extracted. 



