ALGiE OF WEST IRELAND. 209 



4. Piskulaeia Tabellabia, Ehrenb. (W. Sm. Brit. Dial, i. 

 tab. 19. fig. 181.) 



I. Near Westport ; Lakes Dear Recess. — 11. Glen gar riff ; 

 Upper Lake of Killarney. 



Var. acbospHjEBIA, Balk. {W. Sm. I. c. tab. 19. fig. 183.) 



I. Lakes near Recess; Ballynahinch ; near Westport. — 1J. 

 Cromagloun; Muckross ; Castletown; Clogerheen. 



5. P. gibba, Ehrenb. (TV. Sm. I. c. fig. 180.) 



I. Near Westport ; Aunierin and Moher Loughs; Lakes E. 

 of Lough Bofin and near Eecess. — II. Lough Guitane; Muck- 

 ross ; Cromagloun ; Lower Lake of Killarney ; near Lough Brin ; 

 Glengarriff. 



6. P. tibidis, W. Sm. (L. c. tab. 18. fig. 163.) 



I. Near Westport ; Eoundstone ; Shannacloontippen, Shin- 

 dilla, Oorid, and Creggan Loughs ; Lakes E. of Lough Bofin. 

 II. TorcMt. ; Cromagloun ; Glengarriff; Carrantuohill ; Mallow ; 



Lower Lake of Killarney ; Clogerheen. 



7. P. iiemiptera, Babh. (El. Eur op. Alg. i. p. 212.) 

 L Derryclare Lough. 



8. P. peregrin a, Ehrenb. (W. 8m. Brit. Diat. i. tab. 18. 



fig. 170.) 



I. Derryclare Lough ; Lakes, Clifden to Eoundstone ; Dew 

 Westport; Moher Lough. — II. Muckross. 



9. P. alpina, W. Sm. (L. c p. 55, tab. 18. fig. 1G8.) 

 I. Derryclare Lough. — II. Carrantuohill. 



10. P. badiosa, Babh. (W. Sm. I. c. p. 56, tab. 18. fig. 173.) 



I. Shannacloontippen, Aunierin, Dtrryclare, and Moher 

 Loughs ; Eoundstone ; near Westport. — II. Mallow. 



Var. AXGU8TA, Babh. (Fl. Eur op. Alg. i. p. 215.) 

 I. Near Oughterard; Clifden; Derryclare Lough; Naeoo- 

 garrow Lough. — II. Adrigole. 



II. P. acuminata, W. Sm. (J?n#.2>iVr#.i.p.56,tab.l8*fig.l64-) 



I. Near Westport. 



12. P. acuta, W. Sm. (L. c fig. 171.) 



I. Near Westport ; Boy Lough ; Creggan Lough. 



