MARINE BIOLOGICAL STATION AT PORT ERIN. 59 



absence is evidently due to accidental omission, as 

 Mr. A. 0. Walker records it from Southport on the 

 authority of C. H. Brown, on page 225, Report I, Fauna 

 of Liverpool Bay. The late P. L. Ascroft, soon after I 

 first knew him, told me that Gonoplax was occasionally 

 captured between Blackpool and Southport by shrimp 

 trawlers. I have a well-developed specimen that was 

 taken in the shrimp trawl of the first Fisheries Steamer 

 ' John Fell,' near Nelson Buoy at the entrance to the 

 Ribble, on one of my first expeditions in the Irish Sea.'' 

 This crab has also been found by Mr. Piddell off 

 Maughold Head, Isle of Man, and also in the stomach 

 of a Dab caught at Selker Lightship. 



Dr. W. M. Tattersall, who was one of the occupants 

 of the Manchester University table in the Easter 

 vacation, has sent me this report on additions to the 

 fauna : — 



"I have to record the following species of Amphi- 

 poda and Isopoda as new to the L.M.B.C. district, as the 

 result of collections made by Miss D. A. Stewart, of 

 Manchester, Mr. Gilbert Storey, of Cambridge, and 

 myself, at Port Erin during last Easter vacation. 



" ISOPODA 



" Apseudes hibernicus, Walker. Several specimens, 

 in black mud, under stones, at extreme low water mark, 

 spring tides, on the shore below the Biological Station. 

 Previously known only from the West Coast of Ireland 

 at Valentia, coasts of Galway and Mayo. 



" Tanais cavolinii, M.-Ed. Several specimens found 

 by Mr. Storey, in old wooden piles from the breakwater, 

 bored by Limnoria lignorum, Rathke. 



" Pleurocrypta porcellanae, Hesse. Miss D. A. 

 Stewart found two specimens of this species, parasitic on 

 Porcellana longicornis. These are the first undoubted 



