The writer is not quite convinced that the supposed mandibles of these Macrolepidoptera are really entitled to be considered as such.
Tr. ent. Soc. London, 1893, p. 263.
Amer. Natural. xxix. 1895, p. 637. It should be recollected that many Lepidoptera do not possess any proboscis.
Jena. Zeitschr. Naturw. xviii. 1885, p. 168.
Amer. Natural. xiv. 1880, p. 313.