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Macedonica zilchi Urbański, 1972
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Species name:
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Macedonica zilchi Urbański, 1972
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Taxon name:
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Macedonica zilchi Urbański, 1972
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Originally described in:
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Urbański, J. 1972. Bemerkungen zur Kenntnis balkanischer Alopiinae (Moll., Pulm.) (Systematische, zoogeographische und ökologische Studien über die Mollusken der Balkan-Halbinsel. XI.). - Bulletin de la Société des Amis des Sciences et des Lettres de Poznan (Série D) 12/13: 251-260, Taf. I-III [= 1-3].
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Distribution:
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S Bulgaria (Rodopi mountains: Trigradski Karst area)
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Diagnosis:
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Shell light reddish brown with light bluish opaque surface layer, translucent and weakly shiny, prominently and irregularly striated, cervix coarsely ribbed, 10-13 whorls with whitish suture, cervix with weak basal keel, aperture detached, inside yellowish brown, margin fragile and weakly reflected, parietalis strong and distant from spiralis, columellaris prominent, nearly horizontal, principalis well developed, frontal upper palatalis and basalis deeper inside, no lunula, subcolumellaris not visible in a perpendicular view. Clausilium S-shaped, two-lobed, outer lobe broader and rounded.
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Size:
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19-25 x 5-6.2 mm
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Biology:
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Prefers humid and shady rocks, also at steep outcrops, feeds on few species of lichens and fungus with local distribution.
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Threatened:
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Endemic species, rare, restricted to Trigradski Karst area, report for Krichim village (Nordsieck 1973) incorrect (Irikov & Mollov 2006: 779).
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Family:
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Clausiliidae
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Higher group:
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Gastropoda
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Comments:
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References: Urbański 1972: 251, Irikov 2006: 81, Irikov & Mollov 2006: 779, Irikov & Erőss 2008 (rare).
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