Raphitoma dempsta is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.Gould, A. A. Descriptions of shells collected in the North Pacific Exploring Expedition1860. under Captains Ringgold and Rodgers. Proc. Boston Soc. Nat. Hist. 1859-1860 vol.7 p. 340
Description The length of the shell reaches 3 mm, its diameter 1 mm.
The white, minute, short shell has a rhomboid-fusiform shape and contains six whorls. The shell shows eight conspicuous ribs and dense, spiral threads. The body whorl measures half the total length. The aperture is long and narrow. The outer lip is sharp and incrassate posteriorly. The short siphonal canal is wide. A.A. Gould, New shells collected by the United States North Pacific Exploring Expedition; Proceedings of the Boston Society of Natural History v. 7 (1859-1861)
Distribution This marine species occurs in the South China Seas.
References
External links G.W. Tryon (1884) Manual of Conchology, structural and systematic, with illustrations of the species, vol. VI; Philadelphia, Academy of Natural Sciences R.I. Johnson, The Recent Mollusca of Augustus Addison Gould; United States National Museum, bulletin 239, Washington D.C. 1964 Tucker, J.K. 2004 Catalog of recent and fossil turrids (Mollusca: Gastropoda). Zootaxa 682:1–1295.