Hydatina
# Hydatina

Hydatina is a genus of sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Aplustridae.

## Species

Species within this genus include:

* Hydatina albocincta Van der Hoeven, 1839
* Hydatina cinctoria Perry, 1811 (color variant and synonym of Hydatina zonata).
   * Distribution: South Africa
* Hydatina exquisita Voskuil, 1995
   * Distribution: Marquesas Islands
   * Length: 21 mm
   * Description: very globose, thin shell with black and purplish spiral bands on body whorl and a narrow white band below the suture and at anterior end: anterior end of the columella is directed slightly to the right.
* Hydatina montilai Delsaerdt, 1996
   * Distribution: Philippines.
* Hydatina physis (Linnaeus, 1758)
* Hydatina velum Gmelin, 1791 (probably color variant and synonym of Hydatina zonata)
   * Distribution: Indian Ocean, East Africa
   * Length: 25–50 mm
* Hydatina vesicaria (Lightfoot, 1786) brown-lined paper bubble
   * Distribution: Florida, Mexico, Caribbean.
   * Length: 17–45 mm
   * Description: lives on the bottom at the depth of 8 m to 64 m; very fragile and delicate shell with fine brown spiral lines
* Hydatina zonata Solander in Lightfoot, 1786 zoned paper bubble

### synonyms

* Hydatina amplustre Linnaeus, 1758 accepted as Aplustrum amplustre

## Gallery

* Hydatina albocincta
* Hydatina physis
* Hydatina zonata
