52 



Proceedings of the Royal Irish Academy, 



Calycella fastigiata (Alder). 

 . . iii., iv., v., . 



iii. 13 miles south-west of Galley Head, 43 fms. ; 11 miles south of 



Glandore Harboui% coll. E.I. A. Exp. 1886 and 1888 (Duerden 

 '93): Scullane Bay and Barlogue, coll. R.I.A. Exp. 1886 

 (Dublin Mus.). 



iv. Off the south-west of Ireland, 50 fms. ; Dursey Sound, coll. 



R.I.A. Exp. 1886 and 1888 (Duerden '93) : Ballinskelligs Bay 

 (Duerden '97). 

 V. Eoundstone (Dublin Mus.). 



This rare hydroid appears to be widely distributed on the west 

 coast of Ireland, almost as much so as C. syringa'' (Duerden '93). 



Calycella pygmsea (Alder). Lafoea pygmcsa, Alder. 

 . ii., . . v., . 

 ii. Dublin Bay (Haddon '86). 

 V. Roundstone (Duerden '97). 



Opercularella lacerata (Johnston). Laomedea lacerata, Hincks. 



i-, 



i. INTorth of Ireland, coll. Wyville Thomson (Hyndman '58). 



Cuspidella humilis (Hincks). 

 .... v., . 



V. Reported from Connemara (Hincks '66). 



Cuspidella grandis, Hincks. 

 . . iii., . v., . 



iii. Ballycotton, 30 fms., coll. R.D.S. (Duerden '97). 

 V. Birturbuy Bay, coll. G. S. Brady (Hincks '68). 



Cuspidella costata, Hincks. 

 . . . iv., . . 



iv. Berehaven, coll. R.I.A. Exp. 1885 (Duerden '93). 



Family — Seetulaeiid^. 



Sertularella polyzonias (Linn.). Sertularia polyzonias^ Linn. 

 Sertularia pitmatay Templeton. 

 i., ii., iii., iv., v., . 

 A very common species ; but apparently not yet recorded from vi. 



