28 Scientific Proceedings, Royal Dublin Society. 
*Z. apiculatum, Fosl. (?) 
Very nearly related to ZL. tophiforme, Unger; needs further 
examination. Roundstone. 
*L. coralloides, Crn. 
f. flabelligera, Fosl. 
Dalkey; Belfast. 
This Coralline is abundant in Dalkey Sound; was also dredged 
by us in Belfast Lough, off Carrickfergus ; and has been collected 
by Batters, off Bute, in Scotland. 
J. australis, Kosi. 
J. subsimplex, Batt. 
West of Ireland. 
*I.. colliculosum, Fosl. 
Roundstone, M‘Calla; West of Ireland. 
L. polymorphum (L.), Areschg. 
Bundoran ; Belfast; Ireland’s Eye; Dalkey Sound. 
This species has given algologists a great deal of trouble, and 
has been mistaken constantly for Z. incrustans (Phil.), Fosl. 
*L. incrustans (Phil.), Fosl. 
Gola Island, county Donegal; Bundoran; Frenchport; Aran- 
more; Roundstone, Farrihy Bay; Kilkee, and many other points 
on the west coast of Ireland; Baltimore; Ballinacourty ; Ireland’s 
Hye. 
A common species. 
LL. fasciculatum, Harv. 
Roundstone, M‘Calla; west of Ireland; dredged off Schull ; 
Ballinacourty. 
The locality near Schull was indicated to one of us by a coast- 
guard officer at Baltimore, who had brought up “red clinkers”’ 
when oyster-dredging off Schull. 
LL. calcareum (Hary.), Areschg. 
Donegal Bay, off Killybegs; Roundstone, M‘Calla; Great 
Man’s Bay; Valencia Island; and many other points on the west 
coast. 
