Alder J. & Hancock A. (1845-1855). A monograph of the British nudibranchiate Mollusca: with figures of all the species. The Ray Society, London. Published in 8 parts: Part 6 Fam.3 Plate 22 . *Eolis glaucoides Alder & Hancock, 1854 synonym Calma glaucoides (Alder & Hancock, 1854)