1 90 



APPENDIX. 



Found in the ftomach of a feal, caught near the coaft of 

 Spitfbergen. 



Cancer Boreas, macrourus, thorace carinato aculeato, 

 manibus laevibus, pollice fubulato incurvo. 



Tab. XII. Fig. I. 



7'his fingular fpecies of Crab, which has not before 

 been defcribed, was found with the former in the ftomach 

 of a Seal ; its place in the Syjleffia N-atura feems to be 

 next after Cancer No7'uoe^icus, 



Descript I o n. 



Thorax ovatus, tiicarinatus : Canna lateralcs tuber- 

 culofse, antice fplna acuta terminata; ; Carina dor/alls 

 fpinis tribus vel quatuor valldis armata; antice produda 

 in roftrum porredum, acutum, breve, Thorace quintuple 

 brevius ; propter fpinas carinarum, anguli laterales thoracis 

 antice in fpinas terminantur. 



y^ntenme'dnx, thorace fere triplo breviores, bifidse: 

 Ramulus fupet'ior .crafliufculus, iiliformis, obtufus ; 

 J.jiferior gracilis, fubulatus. 



Palpi duo, dupllcati; Ramus fiiperior foliatus, feu 

 explanatus in laminam ovalem, obtufam, longitudine 

 antennarum, intus et antice villis ciliatam ; Ramus interior 

 antenniforrais, fubulatus^ multiarticulatus, antennis triplo 

 longior. 



Rarajlatides 



