Lionel Dietrichsen

Lionel Lorenzo Dietrichsen (1806–1846) was an English ornithologist who operated as a merchant at Oxford Street. He collected bird skins and described the species Parvipsitta porphyrocephala, which is known as Dietrichsen's lory, in 1832.^[1] He died, unmarried, reportedly by nearly severing his own head.^[2]

A pair of purple-crowned lorikeets (Parvipsitta porphyrocephala), which Dietrichsen described in 1837.