The Butterflies of Costa Rica and Their Natural History: Volume II: Riodinidae
DeVries, Philip J.
The Butterflies of Costa Rica and Their Natural History: Papilionidae, Pieridae, Nymphalidae
A Field Guide to the Land Snails of Britain and North-west Europe
Kerney, M.P. & R.A.D. Cameron
A Field Guide to Grasshoppers and Crickets of Britain and Northern Europe
Bellman, Heiko
Dragonflies and Damselflies: A Natural History
Paulson, Dennis
A Manual of the Dragonflies of North America (Anisoptera)
Needham, James G. & Minter J. Westfall, Jr.
Unsere Libellen
Jurzitza, Gerhard
A Field Guide to the Butterflies of Africa
Williams, John G.
The World of the Honeybee
Butler, Colin G.
Moths
Ford, E.B.
Colour Identification Guide to Moths of the British Isles
Skinner, Bernard
Colour Identification Guide to Butterflies of the British Isles
Howarth, T.G.
