معنی کلمه : heteronereis
English
A free-swimming, dimorphic, sexual form of certain species of Nereis.
(a) The water moccasin. (b) The common, harmless American water snake (Tropidonotus sipedon). See Illust. under Water Snake.

A free-swimming, dimorphic, sexual form of certain species of Nereis.
(a) The water moccasin. (b) The common, harmless American water snake (Tropidonotus sipedon). See Illust. under Water Snake.