295 



DIDYMIDIUM 



subexiguum 2 15, 2' IS 



subglobosum 245 



subhumile 2 15, 247 



subimpressulum 2 15 



sublateriundatum 245 



sublatum 245, L66 



sublobatum 215, 280 



submamillatum 2 IG 



subnasutum 246, 180 



subnotabile 240 



subochthodes 246 



suborbiculare 246, 149 



suborthogonum 246 



suborthostichum 24G 



subpachydermum 210 



subpalangula 246 



subprotuberans 2 16 



subprotnmidum 240 



subpunctulatum 246, 203, 212 



subpyriforme 246 



subquadratum 246 



subquasillus 247 



subrectangulare 217. 221 



subreinschii 2 17. 168 



subreniforme 247 



subretusiforme 217 



subspeciosum 247, 120. 23G 



substriatum 217, 63, 142. 211. 215 



subtholiforme 217. L63, 79, 256 



subtumidum 248, 128, 181, 280 



subturgidum 248, 280 



subundulatum 248, 184, 266 



subvenustum 280 



succisum 248 



sulcatum 249 



supergranatum 249 



supraspeciosum 240, 21s 



synthlibomenum 251 < 



tatricum 250 



taxichondriforme 250, SG 



taxichondrum 250, 97, 138, 280 



tenerum 251 



tenue Arcli. 251, 61 



tenue Mask. 251 



tessellatuin 252 



tetracantlium 252, 186 



tetrachondrum 253, 281, 285 n:o 193 



tetragonum 253, 281 



tetrophthalmum 199, 64, 65, 00. 165 



253, 270 

 tholiforme 251 

 Tbwaitesii 254, 54, 92, 222 

 tinctum 255, 61, 283 n:o 61 

 tithophorum 2V>. 58, 7 I 

 Tittaghurense 255 

 trachycyrtum 25G 

 trachydermura 25G 

 trachj-pleurum 25G, 151, 171. 217 

 trafalgaricum 257 

 transiens 257, 125 

 triceps 257 

 tricrenatum 258. 63 

 trifasciatum 258 

 trigemmatum 258, 284 n:o 140 

 trilobulatum 259, L6, 167, 202, 268 

 trinodiferum 259 

 trinodulum 259 

 trinotatum 259 



triordinatum 250 



tripapillatum 250 



triplicatum 259, 120 



truncatellum 261, 171 



truncatum 261, 22G 



trochiscum 2*1 



tuberculatum 21 12 



tumens 262, 183 



tumescens 262 



tumidum 2G2, 134, 209 



turgidum 263, 07 



Turneri 264, 165 



Turnerianum 264, 95 



Turpinii 264, 64, 65, 106, 158 



Ucrainicum 265 



umbilicatum 265 



umbonatum 265, 168, 268 



nndulatum 265, 41, 61, 65, 78, 88, 167, 



2 18, 266 

 Qngerianum 2GG, 64, 284 n:o 151 

 urnigerum 266 

 variabile 2G7 

 variolatum 2G7, 72, 210 

 Varsoviense 2G7 

 ventricosum 267 

 venustum 268, 71, 250, 281 

 verrucosum 268 

 vexatum 270 

 viride 271 

 vittatum 271 

 vogesiacum 271. 102. 281 

 Warmingii 271 

 Weddelianum 271 

 Westianum 272 

 Willeanum 272 

 Willei 272, 70 

 Willsianum 272 

 Wittrockii 272. 109, 172 

 Wolleanum 272. 209 

 Wrightianum 272 

 zonarium 273 

 zonatum 273, 281 



Cosmocladium -> 



constrictum 80 

 perissum 199 

 pulchellum 211. 220 

 pusillum 21 1 

 Quimbyii 219 

 saxonicum 211, 220 

 subramosum 247 

 tumidum 263 



Cylindrocystis 



Brebissonii G7, 96, 150, 169, 103, 275. 



284 n:o 145 

 coerulescens 77 

 crassa 86, 67, 162, 228 

 cyanosperma 04 

 Cylindrus 96 

 depressa bH 

 diplospora 11". L93 

 endospira 11* 

 margaritacea 1G1 

 minutissima 171 



OValis 192 



polonica 203 

 roseola 225 



tatrica 250 

 tumida 262 



Cymbella 



acuta 39 



Hbpkirkii 111, 155, 192 



lsetevirens 153, 67 



reniformis 223, 282 n:o 11 



Desmidiu/m 



aculcatuin 38 



amblyodon 42 



apiculosum 48, 178 



aptogonum 49, 104, 249 



Baileyi 5G, 71, 253, 2G5. 275 



bambusinum 57. gt 



Bengalicum 57, 249 



bifidum 59, 108 



bispinosum 62, 250 



Borreri G3, G7, 175 



cselatum 71 



coarctatum 76 



compressum 78, 116, 269 



curvatum 04 



cuspidatum 94 



cylindricum 95, 78, 130 



Diagonum 104 



didymum 108, 50, 250 



divergens 112 



elongatum 117 



eustephanum 120, 59, 209 



glabrum 130, 282 n:o 2S 



graciliceps'133, 163, 217 



granulosum 135, 77 



Grevillii 136 



hexaceros 139, 165, 257 



indicum 146 



laticejis 155 



limbatum 158, llo 



longatum 159, 117 



majus 103 



monticulosum 175 



mucosum 176, 110, 158, 221 



orbiculare 189 



quadrangulare 216, 279 



quadran gulatum 2 1 G 



quadratum 217,' 133 



ramosum 221, 239 



senarium 231 



Swartzii 240. 42, 49, 57, 62, 108, 113. 



141, 216, 270, 280 

 tenax 251 



tetragonum 253, 50 

 tricorne 257 



tridens 258, 138, 282 n:o 27 

 undulatum 2GG 

 vertebratum 269 



Diatoma 



dissiliens 1 10 



Swartzii 210 



Dictyosphazritim 



constrictum 80 



Didymidium 



aculeatum 38 

 aculeatum 39 



