[1991] It is by this arrangement of the legs that Pachysoma is principally distinguished, as a subgenus, from Scarabæus McL.
[1993] Monogr. Ap. Angl. i. t. xi. Apis **. d. 2. α. f. 18. ii. 296—.
[1994] Oliv. Ins. 68. t. i. f. 8.
[1995] Ibid. n. 6. t. iv. f. 22.
[1997] This variety appears to differ very little from the Curculio imperialis of Fabricius and Olivier, except in the remarkable hairiness of its legs.
[1999] Oliv. Ins. n. 67. t. xx. f. 156.
[2000] See above, p. [591]. Some physiologists have been of opinion, that in birds, what is called the thigh should properly be denominated the tibia, and that this last is really the tarsus. Illiger, Terminologie, 184. § 185. n. 1246.