Epitoniidae Berry, 1910 (1812)

Epitonium rostratum

(Jousseaume, 1912)

Description:

Dimensions range from 2.7 mm - 2.7 mm high and 1 mm wide.
Width to height ratio: 0.37:1 ~ 0.37:1

Shell: long, narrow, conical, and slightly constricted before the last whorl; solid; microscopic. Exterior colour white. About 8 whorls, separate; protoconch with ~3 whorls smooth, pointed apex; teleoconch with ~5 whorls thickened, and,tapering from the anterior into a rostrum [beak]. Suture deep. Imperforate. Approximately 6 - 5 costae on the body whorl. Aperture almost round.

Distribution:

Djibouti

Habitat:

Etymology:

[latin] from rostratum = beaked or having a beak or snout

Type Material:

Holotype: MNHN-IM-2000-4392 for Epitonium rostratum (Jousseaume, 1912) - Type Locality: Djibouti.. [Bonfitto, A., 2018]

SpeciesImage

Bonfitto, A. (2018).

Distribution

as listed in source literature

Jousseaume, F. (1912).

Species Image

Plate VII. Fig. 56-57.

Graciliscala rostrata sp. n.
P1. VII. fig: 56. 57.

Species Image

pp: 204.

Species Image

pp: 205.

Bonfitto, A. (2018).

Species Image

Source Literature:

Bonfitto, A. (2018). New species of Epitoniidae (Gastropoda: Epitonioidea) from the Red Sea. Molluscan Research. 38:2. Taylor 7 Francis. https://doi.org/10.1080/13235818.2017.1385168 [Accessed 26 August 2023]
Jousseaume, F. (1912). Faune malacologique de la Mer Rouge. Scalidae. Mémoires de la Société Zoologique de France.. 24(3-4). Mémoires de la Société Zoologique de France.. https://www.biodiversitylibrary.org/page/10095979 [Accessed 1 March 2025]
Weil, A., Brown, L. & Neville, B. (1999). The Wentletrap Book. Evolver
WoRMS Editorial Board (2025). World Register of Marine Species. https://www.marinespecies.org [Accessed 8 November 2025]

WoRMS direct page link: Open WoRMS record