Thompson, J.V. (1829). On the Luminosity of the Ocean, with descriptions of some remarkable species of Luminous Animals (Pyrosoma pigmaea and Sapphirina indicator) and particularly of the four new genera, Nocticula, Cynthia, Lucifer and Podopsis, of the Shizopodae, in: Thompson, J.V. (1828-1834). Zoological Researches, and illustrations; or, natural history of nondescript or imperfectly known animals, in a series of memoirs, illustrated by numerous figures. pp. 37-61, plates V-VIII
