ALQtM OF WEST IRELAND. 149 



tVar. nana, Wille. (Ferskv. Alg.fr an Nov. Semi tab. 13. 



fig. 37.) 

 II. Cromagloun. 



tVar. Wollei, Lagerh. (Desmid. aus Bengal, p. 8.) [C. 

 Meneghinii, Wolle (Desm. U. S. tab. 16. fig. 7, sinistra, 



•).] (PL XXIY. fig. 18.) 



Long. 15-17'5/ij lat. 11-13 ti; lat. isthm. 3-45 /i. 

 I. Rouudstone. — II. Cromagloun ; Upper Lake of Killarney ; 

 Carrantuohill. 



f38. Cosmariu^i pbominulum, Bacib. (Nonn. Desm. Polon. 

 p. 23, tab. 2. fig. 7.) 



II. Grlen Caragh. 



Kun ds 



Wille. (Bidrag til 



Long. 10-11 /jl; lat. 7*5-8 /i ; lat. isthm. 2-3 /n ; crass. 4-5 /x. 

 I. Derryelare Lough ; Ballynahinch ; Lakes E. of Lough 

 Bofin.— IL Adrigole. 



40. C. obliquuai, Novel (Norges Desm. p. 23, tab. 1. fig. 8.) 



I. Creggan Lough; Lakes E. of Lougli Bofin. — II. Carran- 

 tuohill. 



ttVar. TRiGONmi, nov. var. (PI. XXIV. fig. 15.) 

 Semicellulae a vertice visae trigonae, lateribus suberectis. 

 Long. 17*5 ft; lat. 14 /i ; lat. isthm. 7-5 i*. 



II. Carrantuohill. 



41. C. Kegsesti, Beinsch. (Alg. FL p. 112, tab. 7. tig. 8.) 

 Long. 13-5-14 ii ; lat. 12-13-5 /i ; lat. isthm. 1-5-6/1. 



I. Near Westport ; Ballynahinch ; Athry Lough ; Round- 

 stone ; Clifden ; Lough Shannacloontippen. — II. Upper Lake of 

 Killarney; Carrantuohill; near Lough Brin ; Adrigole; Cloonee 

 Lough. 



TtVar. tritum, nov. var. (PI. XXL fig. 3.) 

 Usee forma typica diftert absentia dentium parvorum. 

 Long. 125 ii ; lat 12 11 ; lat. isthm. 6/x; crass. 6/x. 

 I. Creggan Lough ; Kylemore. 



Nord. in W\ 



no. 977. 



Pyrenoidibus singulis. 



