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Nuevos datos sobre Retinella incerta (Draparnaud, 1805) Pulmonata, Stylommatophora, Zonitidae)

Altonaga, K.


New data on Retinella incerta (Draparnaud, 1805) (Pulmonata, Stylommatophora, Zonitidae)
Bibliographical compilation as well as its critica1 revision have been carried out. Simultaneously, abundant biological material has been collected and anatomically examined. From these data, the disbribution map of R. incerta in the Iberian Peninsula has been obtained and the geonemy has been suggested: R. incerta is common in the French Central Pyrenees reaching the spanish versant only by the westem edge of this mountain chain, wherein the Ebro Valley constitutes his southem limit, and the province of Cantabria its western border. Moreover, in La Rioja and Lugo there are relict populations. SheU and genital system descriptions are given. The retractor muscle of the penis is simple, not bifid.

Key words

Retinella incerta, Variation, Distribution, Iberian Peninsula

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MZ volume 13 (1989) mz