William Sharp Macleay or McLeay was a British civil servant and entomologist. He was a prominent promoter of the Quinarian system of classification.
Mitchell Library, NSW, before 1865
Classification of insects under the Quinarian system by Macleay, schematic diagram from an 1845 book by James Rennie.
Alexander Macleay MLC FLS FRS was a Scottish-Australian leading member of the Linnean Society, a fellow of the Royal Society and member of the New South Wales Legislative Council.
Alexander Macleay
A memorial to Macleay on the wall of St James' Church, Sydney