WITH the issue of the six parts noted above, Prof. Sars concludes the sixth volume of his great work on the Crustacea of Norway, the third of the series to be devoted to the rich and varied group ...

The Crustacea collections are of international importance, containing significant historical material and recently collected specimens across all Orders. Of international significance are collections ...

I have found this faculty to be present in other decapod Crustacea. It is exhibited by Porcellana longicomis, Eupagurus berrihardus, young Galathea strigosa and G. dispersa, and in two cases ...