EXPLANATION OF THE PLATES. 731 



FIG. 



8. Araneidiform larva of Myrmeleon. (Reaum.) 



9. Larva of Culex pipiens. (Reaum.) a. Tail. b. Respi- 



ratory apparatus. 



10. of Chironomus plumosus. (Reaum.) a. Respira- 

 tory organs. 



11. — of a Volucella inhabiting the nests of humble-bees. 

 (Reaum.) a. Anal radii. 



12. of Elophilus pendulus. (Reaum.) a. Respiratory 



tubes. 



13. — — - of Stratyomis Chamceleon. (Svvamm.) a. Plumes 



of respiratory orifice. 



PLATE XX.* 



1. Larva of a Musca. 

 2. an CEstrus. 



3. Egg of Vanessa JJrticce. (Sepp.) 



4. Hipparchia Pilosellce. (Ibid.) 



5. ■ — Hyperanthus. (Ibid.) 



6. Geometra Cratcegata. (Ibid.) 



7. Pieris Brassicce. (Ibid.) 



8. ■ Hipparchia JEgeria. (Ibid.) 



9. ' Ourapteryx Sambucaria. (Ibid.) 



10. • Noctua nupta. (Ibid.) 



11. — — — Fraxini. (Ibid.) 



12. Geometra prunaria. (Ibid.) 



13. - ■ armillata. (Ibid.) 



14 # Lasiocampa neustria. (Reaum.) 



15. Hipparchia Jurtina. (Sepp.) 



16. Pentatoma. a. Bow-shaped spring, by which 



the operculum is thrown off. Vol. III. p. 104. 



17. Apis mellifica. (Reaum.) 



18. Culex pipiens. (Ibid.) a. Summit. 



19. Scatophaga. (Ibid.) a a. Auricles. 



a Ubi supr. and Letter XXX, 



