Part 42

Brahm's Ins. Nat. 289, and Kirby and Spence's Intr. iii, 223.

De Geer, Mém. i. 319.

Curtis, Hist. of Brown-tail Moth, 4to. London, 1782.

Réaumur, ii. p. 137.

Salisbury, Hints on Orchards, p. 53.

Hardy's Travels in the Interior of Mexico, p. 32.

Hill's Swammerdam, part i. p. 23.

Swammerdam, part i. p. 24.

Intr., vol. i. p. 415.

Kirby and Spence, vol. i. Intr. p. 416.

Porcupines do not shoot out their quills, as was once generally believed.

Lister, Hist. Animalia Angliæ, 4to. p. 7.

Phil. Mag., ii. p. 275.

Vol. i. Intr., p. 417.

Phil. Mag.,, ii. p. 339.

Nat. Hist. of Selborne, vol. i. p. 327.

Book of Nature, part i. p. 25.

Hist. Anim. Angliæ, 4to.

Mémoires, vol. vii. p. 189.

Spectacle de la Nature, vol. i.

Book of Nature, part i. p. 25.

Animal Biography, vol. iii. p. 475, 3rd edition.

Brez, Flore des Insectophiles. Notes, Supp. p. 134.

Thomson's Ann. of Philosophy, vol. iii. p. 306.

Loudon's Mag. of Nat. Hist., vol. i. p. 322.

Experim. Researches in Nat. Hist., p. 136.

Mag. Nat. Hist., vol. i. p. 324.

Linn. Trans., vol. xv. p. 456.