Category:Wentletrap

Wen"tle*trap`, n. Etym: [d. wenteltrap a winding staircase; cf. G. Wendeltreppe.] [obs.]

Defn: any one of numerous species of elegant, usually white, marine Shells of the genus scalaria, especially scalaria pretiosa, which was Formerly highly valued; -- called also staircase shell. See scalaria.