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Bull. Soc. Ent. France (5) vii. 1877, p. lxix.; also André, Feuille Natural. vii. 1877, p. 136, and Riley and Howard, Insect Life, iv. 1892, p. 242.

[457]

Insect Life, i. 1888, p. 121.

[458]

Report of the Entomologist, Dep. Agriculture, Washington, 1886, p. 542.

[459]

Wachtl, Wien. ent. Zeit. xii. 1893, p. 24, and Howard, P.U.S. Nat. Mus. xiv. 1892, p. 586.

[460]

Abh. Ges. Göttingen, xxviii. 1882.