224 LIVERPOOL MARINE BIOLOGY COMMITTEE REPORT. 



Pagurm cuanensis, Thompson. 

 One specimen was dredged off the south end of the Isle 

 of Man in August. 



Family. — Porcellanid^e. 



Porcellana platycheles, Penn. 



Hilbre Swash. Formerly common under stones at Pen- 

 maenmawr and Colwyn Bay, but I have seen none there 

 lately. 



Found at Hilbre Island last summer by some members of 

 the Committee. 



Porcellana longicornis, Penn. 

 Common under stones at Colwyn Bay, Penmaenmawr, etc. 

 A specimen found by Mr. Thompson at Penmaenmawr 

 has the chelipedes equal. 



Section III.— BRACK YUR A. 

 Family. — CoRYSTiDiE . 



Thia polita, Leach. 



One specimen was obtained on the western end of the 

 Constable Bank, near Llandudno, from a depth of six to seven 

 fathoms, during the cruise of the " Hyaena," May 23rd, 1885. 



Corystes cassivelaunus, Penn. 

 Along the coast from Hilbre Swash to Menai Straits. 



Family. — Leucosiad^. 



Ebalia, tuber osa, Penn. 

 Ehalia pennantii, Leach. 

 Off the south end of the Isle of Man, one male specimen. 



Ebalia tumefacta, Montagu. 

 Ehalia bryerii. Leach. 



Off the south end of the Isle of Man, two female speci- 

 mens. 



