Walker, F. (1850-1856). Insecta Saundersiana: or characters of undescribed insects in the collection of William Wilson Saunders, Esq., F.R.S., F.L.S., &c., Volume 1. Diptera. Van Voorst, London, 474 pp. [1-76: 1850; 77-156: 1851; 157-252: 1852; 253-414: 1853; 415-474: 1856].
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Walker, F.
1850-1856
Insecta Saundersiana: or characters of undescribed insects in the collection of William Wilson Saunders, Esq., F.R.S., F.L.S., &c., Volume 1. Diptera.
Van Voorst, London, 474 pp. [1-76: 1850; 77-156: 1851; 157-252: 1852; 253-414: 1853; 415-474: 1856]