EXPLANATION OF THE PLATES. 731 
8. Araneidiform larva of Myrmeleon. (Reaum.) 
ONO Awe 
| 
. Larva of Culex pipiens. (Reaum.) a. Tail. 0. Respi- 
ratory apparatus. 
of Chironomus plumosus. (Reaum.) a. Respira- 
tory organs. 
of a Volucella inhabiting the nests of humble-bees. 
(Reaum.) a. Anal radii. 
of Helophilus pendulus. (Reaum.) a. Respiratory 
tubes. . 
of Stratyomis Chameleon. (Swamm.) a. Plumes 
of respiratory orifice. 
PLATE XX.* 
. Larva of a Musca. 
——— an Hstrus. 
. Egg of Vanessa Urtice. (Sepp.) 
Hipparchia Piloselle. Ibid.) 
Hyperanthus, ( Ibid.) 
Geometra Crategata. (Ibid.) 
Pontia Brassice. (ibid.) 
Hipparchia Aégeria. (Ibid.) 
9. Ourapteryx Sambucaria. (Ibid.) 
10. ———= Catocala nupta. (Ibid.) 
Le Fraxini. (Ibid.) 
12. Geometra prunaria. (Ibid.) 
13. ——— armillata. (Ibid.) 
14, ——— Trichoda neustra. (Reaum.,) 
15 Hipparchia Jurtina. (Sepp.) 
16. Pentatoma. a. Bow-shaped spring, by which 
the operculum is thrown off. Vou. II. p. 104. 
Vie — Apis mellifica, (Reaum.) 
18, ——— Culex pipiens. (lbid.) a. Summit. 
. ——— Scatophaga. (lbid.) aa. Auricles. 
* Ubi supr. and Letter XXX. 
