MarLIN

information on the biology of species and the ecology of habitats found around the coasts and seas of the British Isles

Pheasant shell (Tricolia pullus)

Distribution data supplied by the Ocean Biogeographic Information System (OBIS). To interrogate UK data visit the NBN Atlas.

Summary

Description

A small (up to 9 mm x 5 mm), conical or turban-shaped glossy shell of 5-6 whorls. Yellowish or white in colour with reddish-brown or purple streaks that often produce a zigzag pattern. Conspicuous white, calcareous operculum. Lateral lobes of the foot have 3 pairs of tentacles. Neck lobes both fringed.

Recorded distribution in Britain and Ireland

A southern species that extends north along the west coast of Britain and Ireland.

Global distribution

Extends south from the British Isles to the Mediterranean.

Habitat

Found on rocky coasts from the lower shore to about 35 m, usually amongst red algae.

Depth range

-

Identifying features

  • Operculum markedly convex.
  • Last whorl approximately two thirds of shell length.

Additional information

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Listed by

- none -

Further information sources

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Bibliography

  1. Campbell, A.C., 1982. The Hamlyn guide to the flora and fauna of the Mediterranean Sea. London: Hamlyn.

  2. Fish, J.D. & Fish, S., 1996. A student's guide to the seashore. Cambridge: Cambridge University Press.

  3. Graham, A., 1971. British Prosobranchs. London: Academic Press.[Synopses of the British Fauna, no. 2.]

  4. Hayward, P., Nelson-Smith, T. & Shields, C. 1996. Collins pocket guide. Sea shore of Britain and northern Europe. London: HarperCollins.

  5. Hayward, P.J. & Ryland, J.S. (ed.) 1995b. Handbook of the marine fauna of North-West Europe. Oxford: Oxford University Press.

  6. Hiscock, K., Southward, A., Tittley, I., Jory, A. & Hawkins, S., 2001. The impact of climate change on subtidal and intertidal benthic species in Scotland. Scottish National Heritage Research, Survey and Monitoring Report , no. 182., Edinburgh: Scottish National Heritage

  7. Howson, C.M. & Picton, B.E., 1997. The species directory of the marine fauna and flora of the British Isles and surrounding seas. Belfast: Ulster Museum. [Ulster Museum publication, no. 276.]

  8. McMillan, N.F., 1968. British Shells. London: Frederick Warne & Co Ltd.

Citation

This review can be cited as:

Skewes, M. 2005. Tricolia pullus Pheasant shell. In Tyler-Walters H. and Hiscock K. (eds) Marine Life Information Network: Biology and Sensitivity Key Information Reviews, [on-line]. Plymouth: Marine Biological Association of the United Kingdom. Available from: http://www.marlin.ac.uk/species/detail/1634

Last Updated: 28/06/2005