164 MARINE FAUNA OF ST, ANDREWS. 



Fam. Leptopodiadffl; 



Genus Stenorhynchus, Lam. 



Stenorhynchus rostratus, L. ; Bell, op. cit. p. 2 

 (as S. phalangiuiii) . 



Abundant in the coralline region, in the stomachs of cod 

 and haddock, and occasionally under stones at low water. 

 Fragments of sessile-eyed Crustacea and sand occvu-red in tlie 

 .stomachs of those examined. Males greatly preponderate. 



Fam. Parthenopidae. 



Genus Eurynome, Leach. 

 Eurynome aspera, Penn. ; Bell, oj), cit. p. 46. 



A few specimens were procured from the coralline ground. 

 Bare. 



Fam. Canceridae. 

 Genus Cancer, L. 

 Cancer pagurus, L. ; Bell, op. cit. p. 59. 

 Abundant all round the rocky border in the laminarian 

 region, and frequent between tide-marks. In the stomach of 

 this species are many curious parasites, such as Tetrarhynchus 

 (Plate VII. figs. 16 & 17) and EcMnorhynchus, probably de- 

 rived from its food. Sections of the carapace sliow internally 

 tubular processes, apparently connected with the hairs (Plate IX. 

 fig. 9). 



Genus Pirimela, Leach. 

 Pirimela denticulata^ Mont. ; Bell, op. cit. p. 72. 

 Occasionally from deep water. Bare. 



Fam. Portunidae. 

 Genus Portunus, Leach. 

 Portunus depurator, L. ; Bell, op. cit. p. 101. 

 Dredged occasionally off the West Bocks on a sandy bottom, 

 cast ashore by storms, or found in the stomach of the cod. 



