Evans
Possible match — there are several people named Evans; this may not be the one in these credits.
William Harry Evans — British entomologist (1876–1956)
Brigadier William Harry Evans was a lepidopterist and British Army officer who served in India. He documented the butterfly fauna of India, Burma and Ceylon in a series of articles in the Journal of the Bombay Natural History Society. Brigadier Evans was especially interested in the taxonomy and systematics of the butterfly families Lycaenidae and Hesperiidae an example being his A revision of the Arhopala group of Oriental Lycaenidae Bull. British Mus. , Ent., vol. 5: pp. 85–141 (1957).
Filmography in the catalog
Credited on 325 films (1849–1998) — matched by name in the Creator or Credits field. Also mentioned in 544 other records (descriptions, transcriptions, copyright notes).