Catalogue of the hymenopterous insects collected at Sarawak, Borneo; Mount Ophir, Malacca; and at Singapore, by A. R. Wallace.
Author
Smith, F.
text
Journal of the Proceedings of the Linnean Society of London, Zoology
1857
2
42
88
http://antbase.org/ants/publications/2588/2588.pdf
journal article
2588
1.
Megachile atrata
,
Smith, Cat. Hym. pt. 1. p. 182. Hab. Borneo (Sarawak); Philippine Islands.