290 - 



HELIERELLA 



Trifolium 258 



trigibborum 258 



trilobum 259 



truncatellum 26] 



truncatum 261, 151 



turgidum 264, 269 



Turneri West 264, 60, L00, 285 n:o 



1 ' 15 

 Turneri Wildem. 264, 71. L83, 219 

 umbonatum 281, 226 

 undulatum 265 

 undulosum 266 

 Ungerianum 266 

 urniforme 266 

 Ursinella 2<i7 

 ventricosum Kut:. 267, 82 

 ventrioosum Lund. 267, 1-1 

 vonustum Br< 6. 268, 66 

 venustum HantzscJi 268 

 verrucosum 268, 41, 83. 195, 198. 216, 



264, 281 

 \Vebbianum 271 

 Wollei 272 



Eittoniia 



oblonga 185 

 rotata 226 



Frustulia 



acuta :!'.' 

 subtilis 24S 

 subulata 248, 10 



Genieularia 



americana 12 

 spirotsenia 239 



Glceoprium 



dissiliens 110 

 mucosum 1 T< ;. 221 



Gonato&ygon 



aculeatum 3-* 



asperum 53. 172 



Brebissonii <> s , 53, 152, 153, 158, 205, 



27.'. 

 Kinahani 151 

 Kjellmani 152, 68 

 lasve 153, 68 

 leiodermum 157 

 minutum 172, 53 

 monotamium 175, 53, 220 

 ]iil>isum 200 

 Ualfsii 220, 175 

 reticulatum 221 

 sex-spiniferum 233 

 spirotaenium 239 



Goniocysti8 



aculeata 88 

 Aracbne L9 

 bifida 59 

 dilatata 109 

 gracilis 132 

 hezaceros 139, 11 

 Jenneri 1 51 1 

 margaritacea 164 



mucronata 177 

 muricata 178 

 orbicularis 189 

 paradoxa L95 



tetracera 252 



Gyges 



bipartitus 62. i> s . L35 

 Cystula 96 

 diplosporus L10 

 enchelioides 117 

 Granulum L35, 62, 27L 

 litlmatus 159 

 rupestris 228 

 sanguineus 228 

 tatricus 250 

 translucidus 257 

 tutnidus 262 

 viridis 271, 135 



Gymnodesmus 



bambusinus 57 



Gymno&yga 



arinata 51 

 bambusina 57 

 Brebissonii 67 

 delicatissima 99 

 Grevillii L36 

 longata 159 

 longicollis 159 

 moniliforinis 175, 67 



Helierella 



aboensis 36 

 abrupta 36 

 adscendens lo 

 affinis 41 

 alata 11 

 ambigua 42 

 americana 42 

 ampullacea 44 

 angulosa 44 

 anomala 46 

 ansata 46 

 apiculata 48, 66 

 arcuata 50 

 attenuata 54 

 Baileyi 56 

 bella 57 

 Beimettii 57, 83 

 Berlini 57 

 binalis 6l ' 

 Boryana 6 I 

 brachyptera 66 

 breviceps 69 

 Bulnheimiana 70. 219 

 candiana 72 

 ceratophora 73 

 circularis Kiuit.e 71 

 circularis Meyen 71 

 Clepsydra 74 

 compacta 77 

 conferta 78 

 coralloides s 2 

 cornuta s :'> 

 coronata 83 

 crassa 87 



crassicollis s 9 

 crenulata ss 

 cruciata 90 

 Crux-africana 90 

 Crux-Melitensis 91 

 cuneata 93 

 cuspidata 94 

 decemdentata 97 

 Delpontei 99 

 denticulata 100 

 depauperata 101 

 Detoniana 104, 183 

 dichotoma 105 

 Didelta 100 

 divaricata 11 L 

 divergens 112 

 Donnellii 112 

 elegans 116 

 elegantula 116 

 erosa 119 

 cuastroides 119 

 exilis 122 

 expansa 122 

 fenestrata 123 

 fimbriata 121 

 flammea 124 

 Floridana 121 

 foliacea 125 

 formosa 125 

 furcata 126 

 Gayana 128 

 gemmata 129 

 gigantea 130 

 Halis 137 

 holocystoides 111 

 humerosa 142 

 hypochondra 142 

 incavata 143 

 incisa 143 

 incrassata 114 

 inermis 146 

 insignis 117 

 integra 148 

 intermedia 148 

 Janeira 1 19 

 Jenneri 150 

 Joshuana 151, 261 

 Kirchneri 152, 100 

 Kitchellii 152 

 Kuetzingiana 152 

 laticeps 155 

 latipes 278 

 longicollis 159 

 Lundellii 160 

 Lux 162 



Lyngbyi L62, 219 

 magnifica 163 

 Mahabuleshwarensis 163 

 mamillata 163 

 mamillosa X < ; 1 

 margaritifera 165 

 mucronata 177 

 multifida 177 

 multigibbera 177 

 multilobata 177 

 muricata 178 

 Xapoleonis 179 

 Nordstedtiana l s '2 



