216 
Natalensis, 41, 103 
natator, 180 
Natcliea, 96 
Natolicus, 96 
Naucorida, 178 
Naucoride, 170, 178 
Naucorina, 178 
Naucoris, 170, 173, 180, 
182 
nebulo, 120 
nebulosa, 148 
nebulosus, 184 
Nectocoris, 180 
Nepa, 174, 177, 182, 186, 
202 
Nepeformis, 171, 184 
Nepida, 170, 185 
Nepina, 185 
nepoides, 180, 184 
Nero, 5 
Nervinops, 181 
niger, 95, 106, 187 
nigra, 96, 187, 189 
nigricans, 162 
nigriceps, 128 
nigricollis, 70, 111 
nigricornis, 118, 121 
nigrigenu, 120 
nigrilineata, 198 
INDEX. 
nivea, 205 
niveus, 205 
nebilis, 120 
nobilitata, 42 
nodosipes, 92 
nodosus, 109 
nodulipes, 108 
Neeogeeus, 159 
notata, 22, 60 
notaticollis, 123 
notatus, 24, 60 
Notocyrtus, 141 
Notonecta, 201, 202 
Notonectex, 201 
Notonectica, 201 
Notonectici, 201 
Notonectida, 201 
Notonectide, 170, 201 
Notonectidea, 201 
Notonectina, 201 
novenarius, 76 
nugax, 124 
Nularda, 42 
Nychia, 201 
nycthemerus, 65 
Nyllius, 117 
O. 
Oncocephalus, 23 
Oncylocotis, 23 
opacula, 157 
Ophirica, 51 
Opinus, 1, 6 
Opisthoplatys, 20 
orba, 152, 165 
Oreada, 97 
ornata, 158 
ornaticeps, 130 
orthochila, 154 
Orthunga, 144, 149 
ovata, 177 
ovatus, 177 
ovivora, 200 
oxyura, 179 
Ps 
Pachynomus, 116 
pallens, 11 
pallescens, 118 
pallida, 151 
pallidula, 198 
pallidus, 119 
pallidinervis, 132 
pallidirostris, 22 
pallidiventris, 107 
pallidulus, 90 
nigripennis, 47, 105, 
167, 199 oblongiceps, 106 pallipes, 338, 154, 155, 
nigripes, 4, 61, 67, 73, obscuricrus, 28 205 
91, 107, 119 obscuridorsis, 125 pallitarsis, 59 
nigrirostris, 6 obscuripennis, 104,135 Paloptus, 93 
nigriscutis, 93 
nigrispinus, 126 
nigrofasciatus, 108 
nigrolineata, 194 
nigrolineatus, 126 
nigromaculatus, 98 
nigronitens, 107 
nigronotata, 133 
nigronotatus, 133 
nigropustulatus, 8 
nigroruber, 110 
nigrorufa, 52 
nigroscutata, 60 
nitida, 167 
nitidissima, 57 
nitidulus, i01 
nitidus, 70 
Nitornus, 31 
obscuripes, 119, 136 
obscurum, 175 
obscurus, 112, 122, 172 
obsoletus, 25 
obtusus, 101 
Ochetopus, 33 
ochraceus, 136 
ochripes, 107 
ochromelas, 111 
ochropterus, 69 
ochropus, 107 
Ochterus, 158 
octospinosa, 137 
octospinosus, 137 
oculata, 43, 138, 170 
Oculati, 153 
oculatus, 107, 170 
odontogaster, 165 
paludum, 163 
Pantoleistes, 87, 108 
Panthous, 111 
Panzeri, 191 
papillosus, 106 
Papuensis, 87 
parallela, 195 
parmata, 191 
parmatus, 191 
Parsialus, 83 
partitus, 207 
parvipes, 190 
parvula, 152, 167 
parvulus, 159, 172, 184 
Passaleutes, 127 
patagiatus, 112 
patricia, 41 
patricius, 4] 
