303 



STAURASTRUM 



gracile 132 



hirsutum 1 10 



indicum 1 16, 277 



Kayei 1 -" 1 



ligatum L58 



maximum L66, 256 



Metula 169, 278 



minutum 172 



moniliterum 17 1 



nobile 181, 109, 266, 270 



nodosum 182 



nodulosuin L82, 83, 88, 278 



ovatum 192, 69, 230, 261 



parallelum 196 



phaaodermum 100 



quantillum 218 



rectum 222 



retusum 22 I 



Sceptrum 220 



Schweinfurthii 230, 192 



subcoronulatuin 24 1 



tenue 280 



tessellatum 252, 17:1 



Trabecula 256, 111, 221 



tridentulum 258 



truncatum 261, 69, 74, 124, 192, 224, 



281 

 turgidum 263 

 undulatum 266 

 verrucosum 268, 17:3 

 verticillatum 270, L81 

 Warmingii 271, 83 

 Woodsii 272 



Polysolenia 



Closterium 7';, 38 



liot/a 



obtusa 278 

 Pseudoclosterium 270 



Scenodesm US Scenedesmus 

 acutus 40 

 conyergens s l 

 moniliformis 171 



Pyrus l 11 

 stomatomorphus 2 1 1 



Schistochilitim 



excavatum 121 

 unidentatum 266 



Schizacanthum 



armatum 51 



Schisospora 



didymocarpa 107 



diplospora 110 

 minor 171. lii 

 pachydermum 193, L10, 200 



Spho3roprium 



Huebneri 1 II. L36 



Sphoyroxosma 



Archeri 19, L24, 

 Aubcrtianum 54 

 bambusinoides 57. 231, 253, 



Bengalense 57 



ciliatum 7;'. 



compressum 78 



constrictum 80 



cosmarioides 84 



depressum 101 



elegans 116, 269, 277 



excavatum 121, l:ll, 146, 231, 238. 271 



exiguum 122 



filiforme 12::. 50 



formosum 125 



Goebolii 131, 277, 280 



granulatum 134 



indicum 146, 121 



lamelliferum L54 



moniliforme 1 7-". 



neglectum 180 



nitens lsL 



J\ordstedtianuin L82 



pulchellum 211, 231. 253 



pulohrum 212 



punctulatum 213 



pygmaeum Cooke 214 



pygmaeum Bab. 214, 231 



rectangulare 222, 277, 280 



secedens 231, 121, 211, 214. 269 



serratum 232, 153 



spinulosum 238, 121 



stomatomorphum 211 



strongylotoechum 243 



tetraodon 253 



tinctum 255 



unidentatum 266 



vortobratum 269, 50, 78, 116, 250, 266 



vinculatum 270 



Walliehii 271. 121 



Spirotamia 



acuta 30 



alpina 11 



Bahusiensis 50 



bispiralis 62, 180 



bryophila 70, 118. 17s 



closteridia 75, 100 



eondensata 78, 275. 282 n:o 35 



pndospira 1 ls 



er_ i hrocephala 110, 171 



gracillima 133, 251 



grandis 131. 186 



niinuta 171. 19 



muscicola 17*, 7i), 118 



Nordstedtiana 183 



obscura 180, 03, 131. 222 



parvula 196 



Rectispira 222. L86 



tenerrima 251. l:',:i 



trabeculata 256 



truncata 261 



Spon dylos iiim 



armillatum 51 

 bambusinoides 275 

 depressum 101 

 fragile 125 

 geminatum 128 

 curvatum 1 1 1 

 lamellifertim 151 

 monile 173 



moniliforme 175 

 Mungulporeanum 177 

 neglectum L80 

 oitens 181 

 ovale 102 

 papillo3um 195 

 pulchellum 211, 57 

 pulchrum 212 

 pygmasum 21 I 

 rectum 222 

 reniforme 223 



idens 2:ii 

 sorratum 2:12 

 stomatomorphum 241 

 tetragonum 253, 57, 211 



Staurastrum 



acanthoides 30 



acanthophorum 274 



acarides 37 



aoiouliforum 38, 5 1 



aculeatum 38, 81, 220, 274 



acutuni 40, 89, 118. l :>,.-, 



aequum 40 



alpinum 1 1 



alternans 11. 109, 213, 221. 257, 259 



274, 279 

 ambiguum 42 

 amoenum 13, 72. 2CMI 

 amphidoxon 43, 274 

 anatinum I 1 

 (ancyroides 45) 

 angulare 44, 271 

 angulatum 44, 435 

 ankyroides 45 

 annulatum 271 

 apiculatum 48, 98 

 apiculiferum L8 

 Arachne 10, 253 

 arachnoides 40 

 Archeri 50 



Arctiscon 50, 177. 272 

 arcuatum 50, 209, 243, 207. 271 

 aristiferum 51 



armigerum 52, 120, 127. 238 

 Arnellii 52 

 articulatum 52 

 asperum Breb. 53, 199, 200 

 asperum (Perty) Ttah. 53 

 aspinosum 53, 202, 284 n:o 139 

 assurgens 53 

 avorsum 54 

 Avicula 54, 38, 50. 101. 213. 211. 283 



n:o lii 

 bacillare 55. 274 

 baculiferum 55 

 Baronii 57 

 basidentatum 57 

 bellum 57 

 Bengalense 57 

 Bonkoei 57 



bibrachiatum Beinsch 57 

 bibrachiatum Wollc 57. 21:1, 275 

 bicorne 58, 275, 284 n:o 158 

 bicoronatum 58 

 bidentatum 58, 159 

 Bieneanum 58, 71. 189, 275 

 bifidum 59, 65, 122. 221, 2*4 n:o 115 



