ARTHRORHABD1UM 



290 



lineata 158 

 lineolata 150 

 litoralis 159 

 Lundellii 100 

 Lunula 101 

 raacilenta 1G2 

 Malinverniana 103 

 mediolsevis 107 

 monilifera 171 

 Monota?nia 175 

 nasuta 180 

 naviculoides ISO 

 nemotodes 180 

 obtusa 18G 

 obtusangula 180 

 oncospora 188 

 paradoxa 105 

 parvula 190 



porrecta 2i 1 1 

 prcegrandis '2115 

 prselonga 205 

 Pritchardiana 200 

 prona 206 

 pusilla 214 

 quadrangularis 210 

 Kalfsii 2i:> 

 refracta 222 

 regularis 223 

 rostrata 225 

 selensea 231 

 setacea 232 

 spiralis 238 

 strigosa 242 

 striolata 242 

 subcostata 2 1 1 

 subdirecta 245 

 subJHiifida 210 

 subtilis 248 

 subturgida 248 

 tetractinia 253 

 tumidula 202 

 turgida 20;'. 

 uncinata JO". 

 Venus 2G8 



ArtJi ro rh abdittm 



moluccensc 173. 252, 208 



Asteroxanth inni 



Arctiscon 5d 

 bisenarium 02. 127 

 coronatura 83 

 divergens 112 

 fnroatum 126 

 furcigerum 127 

 ramosum 221 



Jiacilffii'ift 



acerosa 37 

 Lunula 100 

 multistriata 177. :!7 



Jitaiibusiiift 



Borreri 03. 133. 175 

 Brebissnnii 07, 57. 175 

 delicatissima 00 

 gracilescens 13:! 



JiinateJlft 



aculeata 30, 09 

 bacillaris 55 

 brevispina liO 

 calcitrapa 71 

 controversa 81 

 cruciata 00, 130 

 cuspidata 04 

 dejecta 98 

 duplicata 113, 257 

 furcellina 127 

 furcigera 127 

 hfspida 14(, 251 

 Incus 145 

 monticulosa 175 

 ninricata 178 

 mutica 17s 

 polymorpha 203 

 prsemorsa 2O5 

 rotundata 227 

 sexcostata 233 

 spongiosa 230 

 tetracantha 252 

 tetracera 252 

 tricornis 257 

 tricuspidata 25s. :i| 

 tumida 203 



Ca diit us 



ilissiliens lid 



Catoei/llndriis 



annulatua 45 



ansatus lo 

 attenuatus 54. 117 

 Brefeldii 09 

 Clevei 74 

 Cohnii 77. 25-2 

 connatus 70 

 Cordanus 82 

 costatus 85 

 Cucumis 02 

 Cncnrl.ita 02 

 curtus 93, 54, 283 n:o 07 

 cylindrirus H5, 13(1 

 Cylindrus 90 

 Debaryi 07 

 diplosporus lid 

 grandis 134 

 Markusovskyi 100 

 minutus 172 

 oblongus ls:> 

 Palangula 104 

 pseudarctous 207 

 pseiidoconnatus 208 

 Ealfsii 221 

 strangulatus 241 

 tessellatus 252 

 Thwaitesii 254 

 tuberculatus 262 

 turgidus 204 



C'ftlotJesiHiinn 



crenatum 270 

 crosum 277 

 sinuatum 280 



Closterium 



abruptum 30 



ao.erosum 37, 45. 51, Ids. ir.5. Hid, 170. 



177, 2dO, 251. 274. 282 n:o 1 

 txciculare 38 



acuminatum (.'or (In 30. 1G1 

 acuminatum Kiifz. 39, 50, Ki5. 282 



n:o 8 



Acus 39. 225 

 aeutmn 39, 158. 200, 248. 251, 274.282 



n:n 9 



affine 4(1 



aggregatum 41 



ambiguum 42, 37 



Amblyonema 42, 158 



angulatum 44, 173 



angustatum 45 



angustum 45, 37. 23G 



antarcticum 47 



aiitiacerosum 47, 50 



Archerianum 50, 90. I5o. 271 



arcuatum 5d. 30. 105 



areulaturn 51 



attenuatum 54. :>s, 71, 200 



Auerswaldii 51 



australe 54, 47 



Bacillum 55 



Baculum 55 



(Baileyanum 50, 274) 



Baillyanura 50, 47, 107 



balmacarense 50 



biclavatum 58 



bicurvaturn 58. 132 



bienense 5s 



Braunii 00. 51, 102 



(Braunianum 66) 



Brebissonii Delp. 07 



Brebissonii Menegli, 08 



ealosporum 71, 150, 275, 28-1 n:n 17d 



candianum 71. 54 



capense 72 



capillare 72 



raudatum 72, Id. 225 



'i--ratium 72. 206 



clandestinuni 74. 92 



compactum 77 



complanatum 77 



Cornu 82, 40 160, 200. 251. 202. 27G 



oostatum 85, 100, 112, 228. 270. 282 

 n:o 35 



crassestriatum 80 



crassum Delp. 87, 00, 220 



crassum ]{/j. s7 



crenulatum 88. 182 



Cucumis 01, 113 



curtum 03 



cuspidatum 94 



Cylindrocystis 95, 07 



Cylindrus 96 



Cyntbia 90, 50, 150, 228 



decorum 98 



decussatum 08. Id7 



Dolpontii 99. s7, Id5, 220, 27G 



' Id I, 39, 50, 99, 144, 150, 150. 

 too. 22S. 243. 251, 207, 282 11:0 2 

 3 (it 8, 283 n:n 3(i, 2s4 n:o 174 



