[802] The larvæ of the males intermix with the pieces of twigs, which are less closely and regularly arranged, bits of dried leaves and other light materials. See the excellent elucidation of the history of this tribe, whose mode of generation is so singular, by Von Scheven, in the Naturforscher Stk. xx. 61, &c. also a valuable paper by Dr. Zincken genannt Sommer, in Germar's Mag. für Ent. i. 19-40.

[803] Reaum. iii. 148-9. T. 11. f. 10. 11.

[804] Fuessly, Archiv. 53. t. 31. Germar's Mag. für Ent. i. 136.

[805] See above, p. [165].

[806] Aristot. Hist. Anim. l. viii. c. 27.

[807] Reaum. iii. mem. 8.

[808] Nat. Theol. 230.

[809] Reaum. iii. 130.

[810] Plate [XVII.] Fig. 10.

[811] Reaum. iii. 156-9.