Godwin-Austen, H. H. (1903). On the anatomy of two land molluscs (
Helicarion (?) willeyana and
H. (?) woodwardi, n. spp.) from New Britain and Lifu, Loyalty Islands, collected by Dr. Arthur Willey, F.R.S., in 1895-97.
Proceedings of the Malacological Society of London. 5 (4): 296-299, pl. 9. London [28 March].