236 MODERN CLASSIFICATION OF INSECTS. 
whole shape, and the gradual disappearance of ocelli, no two insects 
can be more unlike than Formica and Tenthredo ; whilst the latter, 
and even the true Trichoptera, are furnished with ocelli. 
The third and last division of the subsection Preedones consists of 
the wasps, termed DipLopTeryGA* by Kirby (Diploptera + Zaér.), from 
the wings being folded throughout their entire length when at rest 

* Bisuiocr. Rerer. to THE DIPLorpTERYGA IN GENERAL. 
Réaumur. Hist. des Guépes, Mém. Acad. Se. Paris, 1779., and in his Mémoires. 
Latreille.. Obsery. sur quelques Gueépes, Ann. Mus. d’Hist. Nat. tom. i, 1802. — 
Ditto, in Mém. du Mus. tom. xi. 1824. (Vespa Licheguana. ) ( Abstracts of 
ditto, in Zool. Journal, No. 5. ; and in Ann. Sci. Nat. vol. iv.) 
Miiller (P. W. J.). Beytr. zur Naturg. der grossen Hornisse (¥Y. Crabro), in 
Germar’s Mag. d. Ent. vol. iii. 
Garvie. On the great brown Hornet of New South Wales, Edinb. New Philos. 
Journal, April 1828; and in Bulletin de Ferussac, June 1829; and Mag. 
Nat. Hist. No. 2. (with Observations on the hexagonal form of the cells.) 
Wesmael. Monogr. des Odynéres de la Belgique, 8vo. Bruxelles, 1833, — Ditto, 
Premier Supplément, 1836. — Ditto, Deuxiéme Supplément, 1837. (Ex- 
tracted from the 4th vol. Bull. Acad. Royale de Bruxelles. ) 
Guérin. Iconographie du Rég. Anim. ; and in Voyage de Coquille et de Belanger. 
Shuckard, in Mag. Nat. Hist. Sept. 1837. (Odynerus levipes.) — Ditto, Trans. 
Ent. Soc. vol. ii. pl. 8. ( Paragia. ) 
Klug, in Entomol. Monograph. (Monogr. Ceramius.) — Ditto, in Weber and 
Mohr’s Beitrage, vol. i. (Pterocheilus. ) 
Fonscolombe, in Ann. Soc. Ent. France, 1835. (Ceramius Fonscolombei. ) 
Cuvier, in Bull. Soc, Philomat. tom. i. 1797. (Vespa nidulans and tatua. ) 
Felton, in Phil. Trans. 1764. (n. sp. wasp. ) 
Bartram, in Philos. Trans. No. 493. (Great black wasp from Pennsylvania.) — 
Ditto, in ditto, vol. liii. (Yellowish wasp of Pennsylvania. ) 
Steiglitz. Abh. yon Raubbienen. (Berl. Wochenb. Rel. 1775.) 
Cloquet. Sur les Guépes, (V. vulgaris, Crabro, et gallica, Extrait de la Faune 
des Medecins, 8vo. ) 
Ricord Madiana. De la Guépe végétante de la Guadeloupe. (Journal de*Pharmac. 
Mars, 1829.) 
Watson. JRelatio de Ins. quod Musea vegetabilis dicitur (in Philosoph. Trans. 
vol. xiii. ). 
Schmid. Naturgesch. der Hornisse, &c., in Gemein Nutz. Arb. der Bienenges. in 
der Oberl b. i. 5. 84. 

* Mr. Kirby (Faun. Bor. Amer. p. 263.) has altered Latreille’s name, the 
termination ptera being used for orders alone. 
