DiatoTiiacece of Dublin and Wicklow. 



261 



Uampylodiscus. Elir. 



Hodgsonii. Wm. Sm. 



J5 



spiralis. Wm. Sm. . 



JJ 



cribrosus. Wm. Sm. . 



>) 



parvulus. Wm. Sm. . 



J> 



Balfsii. Wm. Sm. . 



)) 



simulans. Greg. 



>> 



bicostatus. Wm. Sm. 



Cocconeis. Elir. 



?) 



pediculus. Ehr. 



>j 



Thwaitesii. Wm. Sm. 



55 



scutellum. Elir. 



„ diaphana. Wm. Sm. 



„ arraniensis. Grev. 



„ lamprosticta. Greg. . 



„ Grantiana. Grev. 



f , granulifera. Grev. 



„ binotata. Grunow, . 



„ punctatissima. Grev. 



Cocconema. Elir. 



,, lanceolatum. Elir. . 



„ cymbiforme. Elir. 



„ cistula. Elir. 



„ parvum. Wm. Sm. . 



„ cornutum. Elir. 



Colletonema. Breb. 



„ vulgare. Thwaites . 



„ neglectum. Thwaites. 



Coscinodiscus. Ehr. 



,, oculus iridis. Ehr. . 



5) 

 J5 



omphalanthus. Ehr. . 

 centralis. Ehr. 

 stellaris. Boper, 

 concinnus. Wm. Sm. 

 perforatus. Ehr. 



}) 



radiatus. Ehr. 



5) 

 55 



radiolatus. Ehr. 

 nitidus. Greg. 



Malahide} co. Dublin. Bray, co. Wick- 

 low. 



Glenci'ee. Bray, co. Wicklow. 

 Dublin Bay. Breaches, co. Wicklow. 

 Malahide, Baldoyle, co. Dublin. 

 Malahide, Sutton, co. Dublin. 

 Portmarnock, co. Dublin. 

 Portmarnock, co. Dublin. 



Everywhere in fresh water. 



Blackcastle, co. Wicklow. 



Malahide, Portmarnock, co. Dublin. 



Sea-weeds near Wicklow. 

 Dalkey, co. Dublin. 

 Malahide, co. Dublin. 

 Malahide, Portmarnock, co. Dublin. 

 Portmarnock, co. Dublin. 

 Portmarnock, co. Dublin. 

 Malahide, co. Dublin. 

 Stomachs of ascidians. Dublin Bay. 



Newcastle Lyons, co. Dublin. Powers 



court, co. Wicklow. 

 Clontarf, B. Dodder, Newcastle Lyons, 



co. Dublin. 

 Clontarf, Botanic Gardens, Glasnevin, 



co. Dublin. 

 Portobello, Dundrum, co. Dublin. Slato 



quarry, Glenmore, co. Wicklow. 

 Dundrum, co. Dublin. 



Carrickmacrilly, co. Wicklow. 

 Grand Canal, co. Dublin. 



Monkstown, Ballybrack, Dalkey, co. 

 Dublin. 



Dublin Bay. 



Ballybrack, Dalkey, co. Dublin. 



Dublin Bay. 



Ballybrack. Dublin Bay. 



Oyster beds, Howth, Monkstown, Dal- 

 key, Ballybrack, co. Dublin. 



Dollymount, Ballybrack, Malahide, 

 Dalkey, co. Dublin. 



Dalkey. Dublin Bay. 



Malahide, co. Dublin. 



