[CK] Phil. Trans., vol. xliv. p. 579.

[CL] Anim. Biog., vol. iii. p. 233.

[CM] Anderson’s Recr. in Agricult., vol. iii. p. 420.

[CN] Hints, p. 74.

[CO] Journal of a Naturalist, p. 304.

[CP] A line is the twelfth part of the old French inch. _See_ Companion to the Almanac for 1830, p. 114.

[CQ] M. P. Huber on Ants, p. 20.

[CR] Stedman’s Surinam, vol. i. p. 160.

[CS] M. P. Huber on Ants, p. 23.

[CT] Latreille, Hist. Nat. des Fourmis.