208 MR. W. WEST ON THE FRESHWATER 



12. Nayicula Akphibhyitcus, Ehrenb. (W. Sm. Brit. Biat. 



i. tab. 16. fig. 142.) 



I. Ballynahinch ; Kylemore ; Shindilla and Derryclare Loughs ; 

 Lakes E. of Lough Bofiu ; near Westport. 



II. Glengarriff. 



W. Sm. (L. c. fig. 144.) 



& 



14. N. exilis, Grun. (Eabh. FL Europ. Alg. i. p. 108.) 



1. Derryclare Lough ; Lakes, Clifden to Roundstone ; Naeoo- 

 garrow Lough ; Roundstone. — II. Cloonee Lough. 



15. N. angustata, W. Sm. {Brit. Dial. p. 52, tab. 17. fig. 

 156.) 



I. Derryclare Lough ; Lakes near Recess. — II. Tore Mt. ; 

 Castletown. 



16. N. crtptocephala, Kuttz. {W. Sm. I. c. fig. 155.) 



I. Near Westport ; Moher and Nabincka Loughs ; Boundstone. 



II. GlengarrifF; Clogerheen ; Mallow. 



Var. laxceolata, Grun. {Babh. Fl. Euro]). Alg. i. p. 198.) 

 II. Lower Lake of Killarney. 



17. N. dicephala, Ehrenb. {W. Sm. Brit. Butt. i. p. 53,tab.l7. 

 fig. 157.) 



I. Creggan, Shindilla, and Moher Loughs.— II. Adrigole; 

 Cloonee Lough ; Carrantuohill. 



18. N. undosa, Ehrenb. (Babenh. Sussw. Biat. tab. 6. fig- 56.) 

 I. Lakes, Clifden to Eoundstone; Lough Aunierin. 



1. Pinnularia nobilis, Ehrenb. (W. Sm. Brit. Biat. i. p. 54, 

 tab. 17. fig. 161.) 



1. Near Oughterard; Ballynahinch. — II. Lough Guitane ; 

 near Lough Brin ; Muckross ; Carrantuohill. 



2. P. major, Babh. (W. Sm. I. c. tab. 18. fig. 162.) 

 I. Near Oughterard ; near Westport ; Shindilla and Creggan 



Loughs. — II. Cromagloun ; Clogerheen ; Upper Lake of Kil- 

 larney. 



3. P. Eabenhorstii, Balfs. {Both. Fl. Europ. Alg. i. p. 8110 

 I. Near "Westport ; Ballynahinch ; Loughs Shindilla and 



Aunierin; Lakes near Recess. — II. Lough Guitane; Adrigole: 

 Lower Lake of Killarney ; Glengarriff ; Cloonee Lough. 



