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Verh. Ges. Wien, xxx. 1880, p. 343.

[402]

Arch. Naturges. xli. i. 1875, p. 48.

[403]

Bull. Illinois Lab. iv. 1895.

[404]

Ent. Mag. xxiii. 1886, p. 51.

[405]

Ann. Soc. ent. France, ii. 1833, p. 492.