In zoology terms the difference between actinian and vestlet
is that actinian is a sea anemone (of the order Actiniaria while vestlet is any of several species of actinian of the genus genus: Cerianthus, with a long, smooth, tapering body and two separate circles of tentacles around the mouth.
actinian
English
Noun
(
en noun)
(zoology) A sea anemone (of the order Actiniaria ) vestlet
Noun
(
en noun)
A small vest.
(zoology) Any of several species of actinian of the genus , with a long, smooth, tapering body and two separate circles of tentacles around the mouth.
(
Webster 1913)