Index 



(Page numbers of principal entries are in italics. For index of hosts, 

 see page 316. Note: Second generic name appearing after species 

 entry indicates previous taxonomic position of the form.) 



Acerataspis, 4, 6 (key), 11, 269 (fig.) 

 clavata, 11, 269 (fig.) 

 fusiformis, 11 

 adustus, Triclistus, 108, 109 (key), 119, 



292 (fig.) 

 aequalis (Chorinaeus) , 13 (key), 14 



(key), 21, 283 (fig.) 

 aethiops, Periope, Tryphon, 137 

 affinis, Exochus mitratus, 181 

 Aithris, 128 



coenutus, 128 

 albicalcar, Seticornuta, 150 

 albiceps, Exochus, 172, 266 

 albicinctus, Exochus, 191 

 albifrons, Exochus, 172, 174, 177 (key), 

 221, 222; and 293, 294, 298 (figs.) 

 albopilosa, Seticornuta, Megatrema, 150 

 Alcocerus, 128 



trifasciatus, 128 

 Alomya, 4, 60, 12S 

 petiolaris, 128 

 alpinus, Exochus, 204, 212 

 Amesolytus, 170, 230, 247 



ferrugineus, 170, 176 (key), 230, 



231, 294 and 299 (figs.) 

 pictus, 247 

 Aneistrocerus, 71 

 annulicrus, Exochus, 175 (key), 196, 212, 



213, 294 and 298 (figs.) 

 apicalis, Seticornuta, Exochus, 151 



(key), 152, 153 

 aquilus, Trieces, 36 (key), 50, 284 and 



286 (figs.) 

 arakawai, Metopius (Ceratopius), 97 

 arcticus, Stethoncus, 167, 168, 282 (fig.) 

 arcuatus, Trieces, 35 (key), 56, 287 (fig.) 

 arizonicus, Metopius (Peltales) erran- 

 tius, 93 (key), 94, 95, 290 (fig.) 

 451582—59 21 



armillosus, Exochus, 175 (key), 226, 227, 



294 and 298 (figs.) 

 atriceps, Exochus, 172, 174 (key), 208 

 atriceps atriceps, Exochus, 208 (key), 



209; and 293, 294, 297 (figs.) 

 atriceps atricorpus, Exochus, 208 (key) 

 atriceps species group, Exochus, 174 



(key), 207 

 atricorpus, Exochus atriceps, 208 (key) 

 atrocoxalis, Exochus mitratus, 181 (key), 



182 

 auscultator, Periope, 136, 137, 277 (fig.) 

 australis, Exochus mitratus, 181 



B 



baibarensis, Metopius (Ceratopius), 106 

 basalis, Metopius (Tylopius), 97 (key), 



104, 105 

 basalis basalis, Metopius (Tylopius), 104 



(key), 105 

 basalis heinrichi, Metopius (Tylopius), 



104 (key), 291 (fig.) 

 bellus, Metopius (Tylopius), 98 (key), 



102, 291 (fig.) 

 bifasciatus, Drepanoctonus, Orthocen- 



trus, 146 

 birkmani, Metopius (Cultrarius), 78 



(key), 86, 88, 90, 290 (fig.) 

 borealis, Leurus caeruliventris, 14S 



(key), 149 

 Bothromus— 8 (key), 142, 281 (fig.) 

 gibbus, 143 (key), 145 

 minoris, 143 (key), 281 (fig.) 

 minoris cruralis, 143 (key), 144 

 minoris minoris, 143 (key), 144 

 bradleyi, Trieces, 36 (key), 52, 286 (fig.) 

 browni, Metopius, 63 

 brunnipes, Triclistus, Exochus, 108 

 (key), 109 (key), 111, 112, 292 

 (fig.) 



303 



