_Nænia typica_, 293. _Plates 139, 142_ Narrow-bordered Bee Hawk-moth, 55. _Plates 20, 21_ Neglected or Grey Rustic, 219. _Plates 109, 110_ _Neuria reticulata_, 254. _Plate 126_ _Noctuidæ_, 7, 189. _Plates 100-159_ _Noctua augur_, 218, _Plates 110, 111_; _baja_, 220; _brunnea_, 224, _Plates 112, 113_; _castanea_, 219, _Plates 109, 110_; _c-nigrum_, 221, _Plate 110_; _dahlii_, 225, _Plate 114_; _depuncta_, 220, _Plate 110_; _ditrapezium_, 222, _Plates 110, 111_; _flammatra_, 221; _glareosa_, 218, _Plate 110_; _plecta_, 228, _Plates 110, 111_; _primulæ_, 224, _Plates 112, 113_; _rubi_, 226, _Plate 114_; _sobrina_, 227, _Plate 114_; _stigmatica_, 223, _Plate 113_; _subrosea_, 217, _Plate 108_; _triangulum_, 223, _Plate 113_; _umbrosa_, 227, _Plate 114_; _xanthographa_, 228, _Plates 112, 114_ _Nolidæ_, 139. _Plates 72, 73_ _Nola albula_, 141, _Plate 73_; _centonalis_, 142, _Plate 73_; _confusalis_, 141, _Plate 73_; _cucullatella_, 139, _Plates 72, 73_; _strigula_, 140, _Plate 73_ _Nonagria cannæ_, 296, _Plates 144, 148_; _dissoluta_, 298, _Plates 144, 148_; _geminipuncta_, 297, _Plates 144, 148_; _sparganii_, 296, _Plates 144, 148_; _typhæ_, 297, _Plates 144, 148_ _Notodonta dromedarius_, 72, _Plates 30, 31_; _phoebe_, 72, _Plate 31_; _torva_, 73, _Plate 31_; _trepida_, 74, _Plates 30, 31_; _tritophus_, 72, 73, _Plate 31_; _ziczac_, 70, _Plates 30, 31_ Northern Arches, 262. _Plate 123_ Northern Dart, 215. _Plate 108_ Northern Drab, 331. _Plate 157_ Northern Eggar, 116. _Plate 54_ Northern Footman, 184. _Plate 97_ Northern Rustic, 213. _Plate 107_ _Notodontidæ_, 56 _Nudaria mundana_, 174, _Plates 94, 95_ Nutmeg, 245. _Plate 122_ Nut-tree Tussock, 190. _Plates 100, 101_ Oak Eggar, 115. _Plates 52, 55_ Oak Hook-tip, 135. _Plates 70, 71_ Obscure Wainscot, 307. _Plate 147_ _Ochria ochracea_, 295. _Plate 144_ _Ochropleura plecta_, 228. _Plates 110, 111_ _Odontosia carmelita_, 78. _Plates 32, 33_ _Oeonestis quadra_, 179. _Plates 94, 95_ _Ogygia obscura_, 215, _Plate 107_ Old Lady, 292. _Plate 142_ Oleander Hawk-moth, 45. _Plates 1, 16_ Orache Moth, 264. _Plate 126_ Orange Footman, 187. _Plate 99_ _Orgyia antiqua_, 96, _Plates 40, 41_; _gonostigma_, 94, _Plates 40, 41_