220 Proceedings of tin; Roijal Irish Acadeiu//. 



Bay specimens. There are, however, iu each segment two transverse 

 brown bands, which the microscope shows to be formed by small brown 

 papillae on the epidermis. 



This species is very close to the A. brachi/cepJuda described by 

 Marnezeller,' which has, however, only a short proboscis. 



General Distribution. — Torquay ; Coast of France. 



Myrianida pinnigera (Montagu). 



1908. Mcintosh. Tom. cit., p. 229. 

 Malahide Inlet, 11, xi, '08. Dredge, 2 fms. 



A single specimen of this well-marked species was foimd on an old oyster- 

 sheU. 



General Distribution. — British Isles ; France ; Madeira. 



Family HESIONIDAE. 



Castalia punctata (0. Y. Miiller). 



1908. Mcintosh. Tom. cit., p. 121. 



Two miles south-east of Bailey Light, 13, vii, '07. Dredge, 13-18 fms. 



Ofl' north of Howth, 7, ix, '07. Dredge, 15 fms. 



General Distribution. — British Isles ; Norway ; Iceland ; North Sea. 



Castalia fusca (Johnston). 



1908. Mcintosh. Tom. cit., p. 127. 

 Lambay, April, 1906. 



Howth, north shore, in rock-pools, 14, vi, '08. 

 Malaliide Inlet, 27, vii, '08. Dredge, 2 fms. 



Gctt'ial Distribution. — British Isles ; France ; Mediterranean. In contrast 

 wth the last species, this appears Uj be a southern form. 



Magalia perarmata. Marion antl Bobretzsky. 



190?<. Mcintosh. Tom. cit., p. 136. 



Malahide Inlet, 30, v, '08. Dredge, 2 fm.s. 



General DistribxUion. — Plymouth ; Torquay ; Marseilles ; North of France ; 

 Madeira. .Judging from the scarcity of records, this sj^ecies ap](cai-s to be 

 rare. This is the fii^t Irish record, though I have found it at several places 

 on the west coast. 



' l-'Tl. Ziii Kviiiiii...-- .... .\„,ujn vij.n .villi, lie, 11. .■3iu.ilcri.Aknd. Wiw Bd. Ixbt. I .\Uh., 



r. 51. 



