Alopia regalis
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 Alopia regalis doftanae H. Nordsieck, 1977Alopia regalis glabriuscula Alopia regalis microstoma Alopia regalis nordsiecki Grossu & Tesio, 1973Alopia regalis petrensis H. Nordsieck, 1996Alopia regalis proclivis Alopia regalis regalis Alopia regalis sabinae R. Kimakowicz, 1928Alopia regalis wagneri Alopia regalis mutabilis : taxon inquirendum
Description
The length of the shell varies between 14 mm and 16 mm its diameter between 3.9 mm and.5 mm.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.