| Helicostyla | 
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| Helicostyla rufogaster S5-02 Mehestan Natural History Collection, Iran, 2025, 46mm | 
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| Scientific classification | 
| Domain: | Eukaryota | 
 
| Kingdom: | Animalia | 
 
| Phylum: | Mollusca | 
 
| Class: | Gastropoda | 
 
| Order: | Stylommatophora | 
 
| Superfamily: | Helicoidea | 
 
| Family: | Camaenidae | 
 
| Subfamily: | Helicostylinae | 
 
| Genus: | Helicostyla Férussac, 1821
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| Type species | 
| Helix mirabilis Férussac, 1821 
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| Synonyms | 
| Bulimus (Eudoxus) Albers, 1850Bulimus (Orthostylus) Beck, 1837  (original combination)Cochlostyla (Helicostyla) Férussac, 1821 (unaccepted combination)Cochlostyla (Opalliostyla) Pilsbry, 1896 · alternate representationCochlostyla (Orthostylus) Beck, 1837 (unaccepted combination)Eudoxus Albers, 1850Helicostyla (Cochlodryas) Martens, 1860· accepted, alternate representationHelicostyla (Dryocochlias) Möllendorff, 1898· accepted, alternate representation (basionym)Helicostyla (Eudoxus) Albers, 1850· accepted, alternate representationHelicostyla (Helicostyla) Férussac, 1821 · alternate representationHelicostyla (Opalliostyla) Pilsbry, 1896 (invalid: unnecessary replacement name)Helicostyla (Orthostylus) Beck, 1837 · alternate representationOrthostylus Beck, 1837 (junior synonym)
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Helicostyla is a genus of small, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Helicostylinae  of the family Camaenidae. Helicostyla is the type genus of the subfamily Helicostylinae.