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Aberdeenshire, Scotland, UK
M010175

Aberdeenshire, Scotland, UK
M010173

Aberdeenshire, Scotland, UK
M010174

Aberdeenshire, Scotland, UK
M010176

Aberdeenshire, Scotland, UK
M010177

Aberdeenshire, Scotland, UK
M010178

Aberdeenshire, Scotland, UK
M010179

Aberdeenshire, Scotland, UK
M010180
Palliolum tigerinum (Müller, 1776)
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Palliolum tigerinum (Müller, 1776)

Pectinoidea : Pectinidae
Tebble name: Chlamys (Palliolum) tigerina (Müller)
Smith & Heppell name: Palliolum tigerinum (Müller, 1776)

To size: To 30mm. Shell Structure: Thin but strong. Equivalve: LV a little more convex than RV. Outline: Suboval, ventral disc almost circular, dorsal part with straight to slightly concave (posterior) margins (umbonal angle ca. 85°). Ears very unequal, anterior at least 3x longer than posterior, posterior ears small, indistinct. Contour: Small byssal notch in RV, ctenolium well-developed.

Sculpture: Macrosculpture smooth to finely ribbed, occasionally plicate. If ribbed up to 50 in number rather fine and low. If plicate margins often inturned. Microsculpture antimarginal on both valves. Ears with radial ribs, 4-5 anterior, 5-8 posterior. Margin: Finely crenulate if ribbed. Colour: Variable most often shades of reddish to purplish brown, also cream, yellow, brown , patterned mottled, blotched or rayed.



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Distribution & Ecology


On a variety of coarse sediments from the lowest intertidal and across the shelf. Widespread but scarce or absent from the southern North Sea.

Depth Range
Intertidal
Continental Shelf (to 200m)


Juveniles & Similar Species

Juvenile Description

Key Features & Similar Species
The three species of Palliolum can be confused, especially when young.
Anterior ear sculpture - strongly cancellate
Posterior ear - disproportionately short
Height distinctly greater than length
Riblets not carrying scales

Additional Comments

Pectinoidea : Pectinidae

References


Listed are literature citing Palliolum tigerinum (Müller, 1776). Reference containing the species Type Description is highlighted.
Dijkstra H, Warén A & Gudmunsson G 2009. Pectinoidea (Mollusca: Bivalvia) from Iceland. Marine Biology Research. 5: 207-243.
Janssen AW & Dijkstra HH 1996. Morphological differences between two species of Palliolum (Bivalvia, Pectinidae). Basteria. 59: 107-113.
Müller O F 1776. Zoologiae Danicae Prodromus, seu Animalium Daniae et Norvegiae Indigenarum, characteres, nomina, et synonyma imprimis popularum Havniae (Copenhagen): Typis Hallageriis. 281pp.
Wagner H.P. 1991. Review of the European Pectinidae (Mollusca: Bivalvia). Vita Marina. 41 (1): 3-48.

Resources


Downloads

Weblinks

  • Conchological Society of Great Britain & Ireland
    Provides resources for understanding, identifying, recording, and conserving molluscs
  • CLEMAM
    Check List of European Marine Mollusca
  • MarLIN
    The Marine Life Information Network for Britain and Ireland (MarLIN) provides information for marine environmental management, protection and education. It is a centre of excellence in spatially based and time-series marine biological information and supports good stewardship in the marine environment.
  • NBN Gateway
    National Biodiversity Network's Gateway. Use it to explore UK biodiversity data, as contributed by participating data providers.
  • BivAToL
  • MarBEF
  • Malacological Society
  • Unitas Malacologica
  • Census of Marine Life
  • MarBEF
    MarBEF, a network of excellence funded by the European Union and consisting of 94 European marine institutes, is a platform to integrate and disseminate knowledge and expertise on marine biodiversity, with links to researchers, industry, stakeholders and the general public.

Record last modified - 15/01/2014