Olivella
/ɒlɪˈvɛlə/Zoology
noun
A genus of small gastropod molluscs of warm and tropical seas (family Olividae), having glossy cylindrical shells; (also olivella) a snail of this genus.
Origin
Mid 19th century; earliest use found in William Swainson (1789–1855), naturalist and artist. From scientific Latin Olivella, originally a subgenus name from Oliva, genus name + -ella.