— 29 — 



siriatus K 



subtilis Ehr 



— var. excentrica 



Per 



— var. minorA.S. 



— var Normanni 



(Gregj 



symljolophorus Ehr. . 

 Coscinosira (iraii .... 



polychorda (iran .... 

 Cyciophora Castr 



tenuis Castr 



Cj clotella K 



Dallasiana Stn 



Kûlzingiana Chauv.. 



Meneghiniana K 



opercalata K 



punctata Sm 



socialis Schiitt. 



striata K (Grun) 



Cymatoneis Cleve .... 



circumvallata Cleve. . 



sulcala (Grev.) 



Cymatopleura Sni. . . . 



elliptica Sm 



hibernica Sm ...... 



intermedia Per 



solea Ehr 



Cyinatosira («rua .... 



belgica V.H.. 



Lorenziana Grun .... 

 Cyinbella Ag 



criophila Castr 



marina Castr 



Cyiiibo.sira \g 



Uactyliosolen Castr. . 



Bergonii 



mediterraneus H.P... 

 Denticula Kiitz 



distans Greg 



fuloa Greg 



interrupta Greg 



marina Sm 



minor Greg 



nana Greg 



staurophora Greg . . . 



sublilis Grun 



Detonula Schiitt 



SchriJileri (Bergon).. . 

 Dia<le8iiii8 kiitz 



WilUamsonii Greg.. 



135 



421. .115 4 



422. .115.. ....11 



42-2.. 115....... 5 



422. .115 1 



123.. IIG 2 



427 



3 



4.... 1... 27-32 

 435 

 435 

 435 

 435 

 435 



435. .119 3 



436 



435.. 119 4 



107 



107... 13...... 28 



107... 13 29 



259 



2G0...68 9 



2GC-...68....'. .10 



260... ()5 8 



259. ..68. ...5- 8 

 337 



337... 82 25 



337... 82 24 



233 

 232 

 231 



5 

 455 



455. 122 5 



456.. 122 6 



298 

 335 

 334 

 339 

 343 

 334 

 335 

 339 



298... 82 29 



456 



456. .121,. ..8, 9 

 26 

 338 



IHatoma D.C 



bicuneatuui Grun . . . 

 Ehrenbergii 7v ...... . 



elongatum Sm 



hyalinum K 



minimum Ralfs 



tenue Ag 



— var. Ehrenbergii 



(K.) 



— var. hvbrida 



Grun 



citreum K 



Dickeia Berk 



pinnatn Sm 



uloacea Berk 



Dictyoneis Cleve 



Jamaicensis (Grev.). . 



— var. gigantea 



Cleve 



inarginata (Lewi.s) . . . 

 Diinerogramma Rall's 



costatum l'er 



distans (Greg) 



dubiiim Grun ....... 



fulvum (Greg) 



f urcigerum Grun 



Gregoryanum Grun . 



lanceolatum Per 



marinum Greg 



minor Greg 



nanum (Greg) 



]]'illiamsonii {Sm}. . 



Uiiiiorosira l't'p 



Uiploneis (Ehr.) Cleve 



major Cleve 



Uiscuiieis Cleve 



Ditylum Itailey 



Brightwellii 



intricatum (West) 

 Donkinia Italfs 



angusta 1-îalfs 



carinata (Donk) 



compacta [Grec) 



longissima (Cleve). . . 



minuta (Donk) 



recta (Donk) 



— var. intermedia 



H.P 



— var. Lorenzii 



Grun 



— var. minuta 



341 



299 



342 



341. 



326 



326 



341. 



342. 



342. 



326 

 44 

 43 

 44 

 46 

 47. 



.82 31 



.82 30 



.82 33 



.82 32 



.2. 3 



47. ...7 1 



47. ...7 4 



335 



335... 82 20 



335... 82 19 



333... 82.... 8, 9 

 334 ..82... 17, 18 



334... 82 16 



335 



333... 82 12 



333... 82... 10 ,11 

 334... 82.. .13, 14 



335... 82 15 



338 

 335 

 108 

 123 

 9 



178 







179. 



.36.. 



....14 



179.. 



.36.. 



....15 



175 







170 







179 







178. 



.36.. 



....11 



179. 



.36.. 



.16,17 



178. 



.26.. 



....10 



