- Turritella by Webster's
(n.) Any spiral marine gastropod belonging to Turritella and allied genera. These mollusks have an...
- Triton by Webster's
(n.) Any one of numerous species of aquatic salamanders. The common European species are...
- Scalaria by Webster's
(n.) Any one of numerous species of marine gastropods of the genus Scalaria or family Scalaridae,...
- Solarium by Webster's
(n.) Any one of several species of handsome marine spiral shells of the genus Solarium and allied...
- Velutina by Webster's
(n.) Any one of several species of marine gastropods belonging to Velutina and allied genera.