The nominal taxon Fruticicola villosa var. alpicola Eder, 1921, is provisionally considered a separate Trichia species next to T. villosa. The hairs and the spiral sculpture on the shells of both species are illustrated.

Pulmonata, Hygromiidae, Trichia, taxonomy, microsculpture, Switzerland
Zoologische Mededelingen

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Naturalis journals & series

Gittenberger, E, & Neuteboom, W.H. (1991). On Trichia alpicola (Eder, 1921) from Switzerland (Mollusca: Gastropoda Pulmonata: Hygromiidae) and the spiral sculpture on its shell. Zoologische Mededelingen, 65(17), 247–250.