419 Mr. T. Scott on Crustacea 



The distribution of this specie's extends from Norway to 

 the Mediterranean, and it is of frequent occurrence in the 

 British seas. 



Pontocrates norve^icus, Boeck. 



Pontocrates norvegicus, Boeck, Cruat. Amphip. bor, et arct. p. 91 (1870). 

 Kroyera altamarina, Speuce Bate and Westwoocl, Brit. Sess.-eyed 

 Crust, vol. i. p. 177 (1863). 



A few specimens of this species were obtained in the 

 material from the Doo-oer Bank. 



Synchelidium hrevicarpum (Spence Bate). 



Kroyera hrevicarpa, Bate and Westwood, Biit. Sess.-eyed Crust, vol. xi. 



p. 508 (18i;9). 

 Synchelidium brevicarpum, Q: O. Sars, Crust, of Norway, p. 318, 



pi. cxii. tig. 1 (1892). 



This is a small species with curious gnathopods. It does 

 not appear to be very common in the British seas. 



Halimedon MiiUeri^ Boeck. 



Halimedon MoUej-i, Boeck, Crust. .Impliip. bor. et arct. p. 89 (changed 



afterwards by Boeck to H. Midler i). 

 Halimedon Miilleri, G. 0. Sars, Crust, of Norway, p. 327, pi. cxv. 



(1892). 



This was a somewhat rare species in the Dogger-Bank 

 material. 



Iphimedia ? ohesa, E,athke. 



tyhimedia ohesa, Eatlike, Acta Acad. Leop. t. xx. p. 85, pi. i. fig. 1 

 (1843). 



A specimen apparently belonging to this species but some- 

 what imperfect occurred in the gathering from the Dogger 

 Bank. The species has a wide distribution in the British 

 seas. It is frequently ornamented with transverse bands 

 usually of a rich brownish or reddish colour. 



ApTierusa horealis (Boeck). 



Aphe7-usa borealis (Boeck), G. 0. Sars, Crust, of Norway, p. 441, 

 pi. civ. fig. 2 (1893). 



This species was of common occurrence in the Dogger- 

 Bank material. The two dorsal tooth-like projections of the 

 metasorae appear to be more strongly developed in the male 



