Index. 



xix 



Novaculina 

 Nudospongilla . . 



aster 

 Nursia ypsilon . . 

 Nymphula diminutalis 

 Nyssorhynchus fuliginosus 



Obelia 



serrulata . . 



spinulosa 

 Oceania globosa . . 

 Ochteridae 

 Ochterus marginatus 

 Ocypoda 



cordimana 



macrocera 



platytarsis 

 Ocypodidae 

 Ocypodinae 

 Odonata 

 Odostomia 



chilkaënsis 

 Oedicerus novi-zealandiae 



puliciformis 

 Ogyxides 



occidentalis 



Page 



699 



52 



54 



211 



178, 188 



187 



. . 106, 107 



107 

 69, 106, 107 

 108 

 189 

 189 

 218, 222, 227, 252 

 218 



204, 207, 218, 219, 220 

 204, 218, 220, 221 

 202, 204, 218 

 218 

 . . 178, 697 

 867 

 332, 347, 856 

 531 

 . . 527, 528 

 284 

 . . 287, 288 

 . . 286, 287 



sibogae . . 



f striaticauda 202, 205, 207, 284, 285, 286, 



287, 288, 289 



Ogyris . . . . ... 284 



Oithona . . 774, 779, 791, 843, 849 



brevicornis 774, 779, 792, 842, 843, 844, 

 845, 846, 847, 849, 850 



helgolandica ... . . 791 



nana 774, 779, 791, 792, 844, 846, 847, 



849, 850, 851 



Oithonidae 



Oligochaeta 



Onchidium 



verruculatum 

 Onch.olaim.us chilkensis 



indicus 

 Oniscidae 

 Oniscoidea 

 Oniscus 



. . 779, 791 



141, 142, 144, 485, 693 



. . 334, 366 



365 



32 



651 



462, 470, 482, 877, 893 



461, 465, 893 



477 



Onychocamptus heteropus 

 Onychocorycaeus 

 Onychophora 

 Operculata , 

 Ophicephalus 



indicus 



punctatus 

 Opnichthus 



asakusae . . 



biserialis . . 



boro 



fchilkensis 



frontalis . 



hijala 



microcepbalus 



miyamotonis 



rhytidoderma 



tsuchidae 

 Ophichthus (Bascanicb.tb.ys) 

 Ophichthyidae 

 Ophichthys 



boro 



hyala^ 

 Ophidia 



Ophiocepbalidae 

 Ophiocephalus qffinis 



karrouvei 



lata 



punctatus 

 Ophisuroides 

 Ophisurus 



boro 



caudatus . . 



grandoculis % l 



harancha . . 



hijala 



hyala 



minimus . . 



rostrata . . 



rostratus . . 



vermiformis 

 Opistbobrancbia 

 Opisthobranchiata 

 Opistboglypba . . 

 Opistbomi 

 Orcaella brevirostris 



Page 



832 



779, 803 



522 



138 



504 



505 



504 



445, 446, 447 



447 



447, 448 



446, 448, 449, 450, 451, 765 



443, 445, 446, 448, 765 



447 



448, 449, 450, 451, 765 



447 



447 



hemizona 



447 



447 



447 



445, 762, 765 



446 



, 448, 450 



448 



167, 169 



504, 766 



505 



504 



504 



505, 763, 766 



444 



446 



450 



448, 450 



448 



450 



448 



448, 449 

 448 



449, 450 

 448, 449 



448 

 698 

 341 

 167 

 739, 762, 769 

 160, 165, 166, 168 



