Leach, W. E. 1819. [Fam. IX. Formicadae. Leach.]. Pp. 272-273 in: Samouelle, G. 1819. The entomologist's useful compendium. London: Thomas Boys, 496 pp.

Notes: Publication date from Sherborn (1922:cxi).

Donisthorpe, H. 1918a. Some notes on a paper by Dr. Leach on ants and gnats in 1825. Entomologist's Record and Journal of Variation 30:8-9. PDF