Thalassinian

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Thalassinian \Thal`as*sin"i*an\, n. (Zool.)
     Any species of {Thalassinidae}, a family of burrowing
     macrurous Crustacea, having a long and soft abdomen.
     [1913 Webster]