Alopia regalis is a species of small, tropical, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Clausiliidae.
Subspecies Alopia regalis deubeli (Clessin, 1890) Alopia regalis doftanae H. Nordsieck, 1977 Alopia regalis glabriuscula (Rossmässler, 1858) Alopia regalis microstoma (M. Kimakowicz, 1883) Alopia regalis nordsiecki Grossu & Tesio, 1973 Alopia regalis petrensis H. Nordsieck, 1996 Alopia regalis proclivis (M. Kimakowicz, 1894) Alopia regalis regalis (M. Bielz, 1851) Alopia regalis sabinae R. Kimakowicz, 1928 Alopia regalis wagneri (M. Kimakowicz, 1894) Alopia regalis mutabilis (M. Kimakowicz, 1894): taxon inquirendum (based on an unavailable original name; the oldest synonym becomes the accepted name of this taxon)
Description The length of the shell varies between 14 mm and 16 mm its diameter between 3.9 mm and .5 mm.AnimalBase: Alopia pretiosa
The violet-brown shell is nearly smooth, with fine ribbing near the aperture. The suture is white, and the interior of the aperture is yellowish-brown. The margin is slightly reflected. The parietal and columellar folds are well developed, with a long principal fold and a shorter upper palatal fold, while no additional palatal folds are present.AnimalBase: Alopia regalis
Distribution This species occurs in Romania and Croatia.
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