"George Robert Gray FRS (8 July 1808 – 6 May 1872) was an English zoologist and author, and head of the ornithological section of the British Museum, now the Natural History Museum, in London for forty-one years. He was the younger brother of the zoologist John Edward Gray and the son of the botanist Samuel Frederick Gray.
George Gray's most important publication was his Genera of Birds (1844–49), illustrated by David William Mitchell and Joseph Wolf, which included 46,000 references." - (en.wikipedia.org 06.05.2021)
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