Benson, W. H. (1853). Additional character of the shell of the cyclostomatous genus
Alycæus of Gray, with descriptions of its animal inhabitant,—of a fourth species,— and of other new Indian Cyclostomata; also, remarks on an unrecorded character in
Diplommatina.
Annals and Magazine of Natural History. (2) 11: 283-287 [Apr. 1853].