3IO CRUSTACEA OF NORTHUMBERLAND AND DURHAM 



1902. Stheno7netopa robtista, Norman, Ann. and Mag. Nat. 

 Hist., ser. 7, vol. x., p. 480. 

 Off Cullercoats, August 30, 1906 (A. Mk.) N. 



Cressa dubia (Bate)=Z>^z;/rt'/'c? dubia B. & W. 



Off Alnmouth, 39-50 fathoms, off Cullercoats, and off Blyth 

 in 22 fathoms (A. Mk.) N. 



Fam. 9.— GEDICERID^ 



MoNocuLODES CARiNATUs (Bate). 



Monoculodes Sthnpsojii B. & W. would seem to be the same 

 species (see A. M. N.'s notes Ann. and Mag. Nat. Hist., 

 ser. 6, vol. iii., 1889, p. 447, pi. xix., figs. 1-5). 



Off Berwick, 1864 (A. M. N.); one young specimen from 

 the Inner Fame Islands, 1898 (A. Mk.) N. 



Perioculodes longimanus (Bate & 'Westwood)=:Mo/wcuIodes 

 Gmbei 'QoQ.ck=iMo7iocuIodes ceqiiimanus Norman, MS., D. 



Robertson. 

 Off Marsden, 10 fathoms (A. M. N.); Druridge Bay and 



5-6 miles off Souter Point, 30-50 fathoms (A. Mk.) N.D. 



Pontocrates arenarius (Bate). 



1889. Pontocrates arenarius, Hoek, Crustacea Neerlandica 

 ii., p. 28, pi. ix., fig. 7. 



1906. Pontocrates arenarhis, Norman and Scott, Crustacea 

 of Devon and Cornwall, p. 68, pi. vi., figs. 1-4. 



Pontocrates a7-enarhts has not as yet been found in Norway. 

 The species which Sars figures under that name (Supplement, 

 pi. vi., fig. 2, pi. vii., fig. 1) must bear the name Pontocrates 

 norvegicns Boeck. As far as our observations go the latter 

 species is more generally met with on our coasts than P. 

 arejiarh/s. Hoek, on the plate referred to, has given an 

 excellent figure of the second gnathopod of P. arenarius, 

 the carpus of which is rounded at its extended point, whereas 

 in P. norvegicus it is hollowed like a little spoon (Sars, Supp., 

 pi. vi., fig. 2); there is still greater difference in the first 

 gnathopod, which in arenaritis has a very oblique palm (as 

 in P. altaniarinus, see Sars, Supp., pi. vii., fig. 2), whereas 



