Clare Island Survey — Decapotla. 40 7 



Portunus holsatus (Fabr.). — Mulranny, 10 fms., two (W. E.). Only found on 

 a sandy bottom. 



Distribution. — S.W. Norway to the Mediterranean, Canaries. British 

 and Irish coasts, Shetlands to the English Channel. 

 Cancer pagurus Linn. — Clew Bay, frequent (S. W. K.). S. and E. of Clare I., 

 common, taken in lobster pots ; Annagh I. at low water (W. R). 



Distribution. — Extreme north of Norway to the Mediterranean, 

 Adriatic. All British and Irish coasts. 

 Pirimela denticulata (Montagu). — Off Mulranny, 7 fms., two (S. W. K.). 



Distribution. — Extreme north of Norway to the Mediterranean, 

 Adriatic. English Channel, east coast of England, Irish coasts. 

 Xantho ineisus (Leach). (X. flmidus (Montagu)). — S. and E. shores of 

 Clare I., common (W. B.). 



Distribution. — British Isles to the Mediterranean, Adriatic. English 

 Channel, west coast of -Ireland. 

 Xantho hydrophilus (Herbst.) (X. rivulosus Bisso). — Bock-pool Ooghnamaddy j 

 Clare I., three (W. E.). 



Distribution. — S.W. Norway to the Mediterranean, Adriatic. English 

 Channel, west coast of England, west coast of Ireland, Shetlands. 

 Pilumnus hirtellus (Linn.). — Islands in Clew Bay, five ( W. R). Off Mulranny j 

 two (S. W. K.). 



Distribution. — Southern North Sea to the Mediterranean, Adriatic. 

 English Channel, Irish Sea, west coast of Ireland. 

 [Gonoplax angulatus (Pennant).] — Not yet recorded from Clew Bay, but occurs 

 at Ballynakill. 



Distribution. — Southern North Sea to the Mediterranean, English 

 Channel, Irish Sea, west coast of Ireland. 

 Pinnotheres pisum (Linn.). — " A living specimen [of Mytilus Modoihis] dredged 

 in about 2 fms. off Annagh Island contained a living egg-bearing female 

 of the Pea Crab (Pinnotheres Pisum) with a carapace measuring 7'5 mm." 

 Colgan : Marine Mollusca, Clare Island Survey, p. 26. 



Distribution. — Southern Norway to the Mediterranean. Coasts of 

 British Isles. 

 Inachus dorynchus Leach. — Taken a few times N.E. and S.E. of Clare I., 

 13-20 fms. (S. W. K.) ; Clew Bay, 12 fms. ; off Old Head, 16 fms. ( W. B.). 

 Distribution. — S.W. Norway to the Mediterranean, Adriatic, Canaries. 

 Coasts of British Isles, Shetlands to the English Channel. 

 Inachus dorsettensis (Pennant). — In small numbers throughout Clew Bay, 

 7-20 fms. 



Distribution. — West Norway to the Mediterranean, 



