slim on i a

[Named after Mr. Robert Slimon, its discoverer.] Palæont .: A genus of Eurypterid a, having the antenne simple and the telson bilobate. Found in the Upper Silurian of Lan arks hire, Scotland. Dr. Henry Woodward ( Quar . Jour . Geol . Soc . , xxiii. 36) puts the known species at three.