Rictaxis

Rictaxis is a genus of minute sea snails or "bubble snails", marine gastropod mollusks or micromollusks in the family Acteonidae, the "barrel bubble" snails.^[2]

Rictaxis
Rictaxis punctocaelatus shells
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Family:	Acteonidae
Genus:	Rictaxis Dall, 1871[1]

The genus name is derived from Latin words, meaning "open mouth", and "axis" referring to the columella.

Species

Species within the genus Rictaxis include:

• Rictaxis albus (Sowerby, 1873) (synonym Acteon albus Sowerby, 1873)
• Rictaxis painei (Dall, 1903)
• Rictaxis punctocaelatus (Carpenter, 1864)
• Rictaxis sanguinea Valdès, 2008

Species that have been synonymized

• Rictaxis punctostriatus : synonym of Japonactaeon punctostriatus (C. B. Adams, 1840)

• Rictaxis albus (B. Sowerby III, 1874)^[3]
  • Distribution : South Africa. False Bay to KwaZulu-Natal 10 to 165m, endemic, mixed sand and rocky reef.^[3] Living animals have omly been collected from Algoa Bay.^[3]
  • Length : 10–21 mm
  • Description : white shell with numerous spiraling white to light brown grooves.
• Rictaxis painei Dall, 1903
  • Distribution : America