OFF THE NORTH EAST COAST OF ENGLAND IN I90I. 95 



Diastyloides biplicata, G. O. Sars. 



St. 4, 6, and in 45 fathoms 25 miles off Sunderland, 

 muddy sand. 



Diastyloides serrata, G. O. Sars. 



Abundant off Runswick, Yorkshire, in 4-6 fathoms. 



Leptostylis ampullacea, Lilljeborg. 



In a depth of 40 fathoms 30 miles off Sunderland. 



Pseudocuma cenaria, Van Beneden. 



Sts. 4, 8, 9. In a depth of 4 fathoms off Seaton 

 Carew abundantly, 25 fathoms off Hawthorn, 

 17 fathoms off Scarborough, and plentifully in 

 the surface net at Sunderland. 



Pseudociima similis, G. O. Sars. 



In a depth of 28 fathoms off Marsden. 



Petalosarsia declivis, G. O. Sars. 

 Sts. 2, 4, 6, 



Campylaspis rubicunda, Lilljeborg. 



St. 6, and off Hawthorn, 25 fathoms. 



Campylaspis glabra, G. O. Sars. 

 Off Marsden, 28 fathoms. 



Campylaspis costata, G. O. Sars. 

 Sts. 2, 4, 6. 



Cumella pygmcea, G. O. Sars. 



In the surface-net at Sunderland. 



ISOPODA. 



Among the sessile-eyed Crustacea, the group of Isopoda 

 was represented by the following species, most of which are 

 now for the first time recorded as inhabitants of the North 

 Eastern area. 



Gnathia maxillaris, M. Edw. (St. 7). 



Leptognathia longiremis, Lillj. (Sts. 2 and 8), and in a 



depth of 4 fathoms off Seaton Carew. 

 Astacilla longicornis, Sow. (St. 9). 

 Arcturella dilatata, G. O. Sars (Sts. 3 and 6). 



