xlvi 



Nitzschia sigma, i. 218 



sigmatella, i. 217 



sigmoidea, i. 216 



thermalis, i. 217 

 Noenia excavata, ii. 24, 49 



rimapalmata, ii. 49 

 Nomada flavoguttata, ii. 294 ; iii. 90 



mistura, ii. 304 



ruficornis, ii. 294 ; iii. 253 



xanthostica, ii. 209 

 Nonionina crassula, i. 14S 



orbicularis, v. 274 



turgida, ii. 38, 342 



umbilicatula, i. 148 ; v. 12 

 Nothria conchylega, iii. 34 

 Notiophilus palustris, ii. 217 

 Notodelphus ascidicola, i. 58 

 Notodonta camelina, i. 21 



dictaea, i. 21 



dictaeoides, i. 21 



dromedaria, i. 21 

 Notoplax speciosa, v. 9S 

 Nucifraga caryocatactes, iii. 296 ; iv. 



240 

 Nucula lineata, v. 239 



nitida, i. 149 



tenuis, ii. 37, 340 

 Numenius arquata, i. 303, 304 ; ii. 1 1 1 ; 

 iii. 70, 164, 244, 265, 309 ; iv. 65, 

 172, 247, 314; v. 59, 143 



borealis, iv. 12, 247, 314 ; v. 19, 59 



phaeopus, ii. m ; iii. 51, 164, 265, 

 309; iv. 170, 247 ; v. 144 

 Nyctabenion orontes, ii. 303 

 Nyctale tengmalmi, iii. 2S6 

 Nyctea scandiaca, ii. 176 ; iv. 62, 147, 



243 



Nycteardea Gardeni, ii. 284 

 Nyctemera decisa, i. 330, Plate 



simplex, i. 330 

 NycticoTax Gardeni, i. 303 



grisea, iv. 171, 246, 313 

 Nymphaea alba, iv. 22S 

 Nyssia rudis, i. 342 

 Nysson spinosus, ii. 294 



Obba, i. 362 



longissima, ii 4S 



prompt a, i. 362 

 Ochydromus australis, ii. 235 

 Octopus vulgaris, 8 

 Odontoschisma Sphagni, v. 2S7 

 Odynerus parietum, iii. 90 

 Oedipodium Grifnthianum, v. 284 

 Oenanthe Lachenalii, v. 242, 245 

 Oidemia fusca, i. 239, 311 ; iii. 275, 

 313 ; iv. 255, 323 ; v. 152 



Oidemia nigra, i. 311 ; ii. 121 ; iii. 246, 

 313 ; iv. 255 ; v. 152 



perspicillata, iv. 255 

 Oligotrichum hercynicum, v. 285 

 Olios castaneus, i. 51 

 Oncidium graminifolium, i. 56 

 Oniscoda maculosa, i. 12 

 Ononis arvensis, v. 5*, 243 

 Onuphis Eschrichtii, i. 85 

 Operculina ammonoides, i. 14S ; v. 12 



complanata, i. 148 

 Ophideres divitiosa, i. 356, Plate 

 Ophiocoma bellis, i. 61 



brachiata, i. 73 



filiformis, ii. 51 



granulata, i. 61 



rosula, i. 61 

 Ophioglossum vulgatum, iv. 3, 1 18 ; v. 



82, 160, 249 

 Ophiolepis gracilis, i. S6, 93 

 Ophiura affinis, i. 85 



albida, i. 63, 66, 85 



filiformis, i. 66 



Norman, i. 85 



texturata, i. 63, 66, 85 

 Ophiusa subaenescens, i. 361, Plate 

 Opula, i. 31 1 



impletalis, i 371 

 Orca gladiator, v. 232 

 Orchis maculata, v. 279 



mascula, v. 279 

 Orconectes pellucidus, ii. 264 

 Orechtochilus villosus, i. 234 

 Origanum vulgare, v. 250 

 Oriolus galbula, ii. 31 ; iii. 299 

 Oiixa, i. 367 



filifera, i. 367 

 Omithopus perpusillus, v. 79, 8c, 243, 



244 

 Ornus europaea, ii. 172 



rotundifolia, ii. 172 

 Orobanche rubra, v. 163 

 Orthagoriscus lanceolatus, v. 1 76 



mola, v. 176 

 Orthis alata, i. 169 



biforata, ii. 166 



Bouchardii, ii. 21 



calligramma, var. scotica, ii. 21 



elegantula, ii. 21 



galea, i. 169 



girvaniensis, ii. 166 



Michelini, i. 96 ; iv. 26S 



resupinata, i. 96 



vespertilio. ii. 21 

 Orthoceras attenuatum, v. 240 



cinctum, v. 240 



sp ?, v. 240 

 Orthotetes crenestria, var. senilis, iv. 

 265 



pelargonatus, iv. 266 



