[496]

Bull. Soc. Philomat. (8) v. 1893, p. 57. There is some diversity of opinion as to the respiratory orifices, and some authorities say that thoracic stigmata exist even in the imago.

[497]

Acta Ac. German. li. 1887, p. 224, and Zeitschr. wiss. Zool. xliii. 1886, p. 537.

[498]

Korschelt, Acta. t.c. p. 245. Compare the remarks we have made on p. [559] as to the peculiarities of eggs of many other Hemiptera.

[499]

Bull. Mus. Paris, 1896, p. 238.

[500]

See Carpenter, Irish Naturalist, iv. 1895, p. 59.