ALGJE OP WEST IRELAND. 141 



dalough ; Ballynahinch ; Athry Lough ; Lakes, Cliffleu to 

 Roundstone, and E. of Lough Bofiu. — II. Muckross ; Lough 

 Guitane ; Adrigole ; Carrantuohill ; Upper Lake of Killarney : 

 near Lough Brin ; Glen Caragh ; Cloonee Lough ; Glengarriff. 



ffVar. granulatum, nov. var. (PI. XX. fig. 17.) 



Semicellulse granulis tribus (nee quinque) medio basin versus ; 



membrana granulatiore ; angulis superioribus sine dentibus 

 acutis. 



Long. 18 fi; lat. 18/*; lat. isthm. 4 ii ; crass. 9 /.i. 

 I. Ballynahinch. 



tt25. Efastrum Turnerti, nov. sp. (PI. XX. fig. 18.) 



E. subparvum, diametro l|plo longius, profunde con- 

 strictum, sinu lineari extremo ampliato ; semicelluhe trapezoidea? 

 quinquelobse, lobo polari undulis parvis quatuor, anguste inciso, 

 spino divergente ad angulos papilla, infra spinam, lobis lateral- 

 ibus truncato-emarginatis ; membrana granulata glabra medium 

 versus, projectione mediana granulata ad apicem ; a vertice visaa 

 elliptic*© (projectione mediana conspecta) ; a latere visae tri- 



angulato-ovatse apiculatse. 



Long. 50 fi; lat. ad bas. semicell. 33 /i ; lat. poll. lob. 23 /x; 

 lat. isthm. 9 /x ; crass* 20 fx. 



L Derryclare Lough. 



E. sp. " ad E. denticulatum, Gay, accedens," Nordst. (Fr. Wat. 

 Alg. of New Zeal, and Austr. p. 35, pi. 3. fig. 11), is evidently 

 a form of this species. 



Compare with JE7. abruptum, Nord. (Desm. Brasil. tab. 2. 

 fig. 3), /3. evolutum, Nord. (Nonnullse Algae Brasil. p. 21, tab. 2. 

 % 7). 



Named in honour of my able friend Mr. W. B. Turner, 



F.E.M.S., Ac. 



tt26. E. scitum, nov. sp. (PI. XXIV. fig. 13.) 



E. submediocre, tertia parte longius quam latius, ambitu 



profunde crenatum, truncato-ellipticum, profunde constrictum, 

 sinu lineari angusto extremo ampliato ; semicellula) semi- 

 circulares, margine laterali unoquoque 4-crenata (duobus in 

 medio parvioribus), crenis granulatis, apice late inciso; a 

 vertice visse elliptic®, inflatione mediana truncata ; a latere visa) 

 quadrato-oblongee, inflatione truncata ad basin. 



Long. 42 /i ; lat. 31 fx ; lat. isthm. 8'5/n ; crass. 18 p. 



II. Carrantuohill. 



