AuthorJames, B.L.
Year1968
TitleThe Distribution and Keys to Species in the Family Littorinidae and of their Digenean Parasites in the Region of Dale, Pembrokeshire
SeriesField Studies
TypeBook/Report
How CompleteKeys to adults of the 4 Littorina species, 5 subspecies and numerous varieties, and to their 22 cercarial parasites then known.
SourceField Studies, 46pp, Field Studies Council
IllustrationsLine drawings of shells and pigment distribution in the snails, line drawings of Cercariae
Review (by Malcolm Storey)Separately bound reprint from Field Studies Vol 2 No. 5 (1968) pp 615-650. A short booklet covering the species, subspecies and varieties of Littorina (now well out of date), plus 22 cercarial (trematode) parasites. Although the distribution information relates to the Dale area, the dichotomous keys are more widely applicable.
Examine with x8 or x10 hand lens ( Compound Microscope is also useful)
Specimen PreparationSnails: alive or shells; cercariae - under the microscope.

Notes & PurposeStatusTaxonEnglishClassification
For identificationSupersededLittorinaperiwinklesAnimalia: Littorinimorpha: Littorinidae
For identificationCurrentTREMATODAtrematode flukesAnimalia
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