Henry Guard Knaggs (21 March 1832 – 16 January 1908) was one of the best known Victorian entomologists and the author of The Lepidopterist's Guide (1869).
[2] He married Ellen Mares and had six children, five girls and a boy (Florence, Mary, Isobel, Nancy, Ethel and Henry Valentine).
[1] His most celebrated work was the publication of The Lepidopterist's Guide and A List of Macro-Lepidoptera Occurring in the Neighbourhood of Folkestone.
[1] Knaggs had several major discoveries including Chortodes bondii and the first known breeding colony of Clostera anachoreta.
[1] Following his death in 1908 he left his medical practice to his son Henry Valentine.