314 



U. S. NATIONAL MUSEUM BULLETIN 216 



Seticornuta, 7 (key), 150, 279 (fig.) 

 albicalcar, 150 

 albopilosa, 150 

 apicalis, 151 (key), 152, 153 

 terminalis, 151 (key), 152, 279 (fig.) 

 signifer, Exochus, 176 (key), 240, 242; 



and 284, 295, 300 (figs.) 

 signifrons, Exochus, 204 

 signifrons (species group), Exochus, 174 



(key), 203 

 silus, Exochus, 175 (key), 261, 295 and 



301 (figs.) 

 solitarius, Exochus, 192 

 sonora, Metopius (Metopius) pulchellus, 



72 (key), 73, 288 (fig.) 

 sparsus, Trieces, 36 (key), 50, 286 (fig.) 

 Sphex, 62 



vespoides, 62 

 spilotus, Exochus, 176, 177 (key), 245, 



295 and 300 (figs.) 

 spinalis, Exochus, 174 (key), 201, 202, 



297 (fig.) 

 Spudaeus, 4, 7 (key), 138 

 indigus, 139 (key), 141 

 scaber, 139 (key), 276 (fig.) 

 scaber scaber, 140 (key) 

 scaber umbrosus, 140 (key), 141 

 scabra, 138 

 stenostoma, Exochus, 173 (key), 179, 



293 and 296 (figs.) 

 stenostoma (species group), Exochus, 



173 (key), 178 

 Stethoncus, 8 (key), 167, 282 (fig.) 



arcticus, 167, 168, 282 (fig.) 

 Strongylopsis, 4 

 suishanus, Exochus, 212 

 sulcatus, Exochus, 174 (key), 211; and 



293, 294, 298 (figs.) 

 sulcatus (species group), Exochus, 174 



(key), 210 

 suralis, Chorinaeus longicalcar, 16 (key), 



20 

 Synosis, 8 (key), 169, 280 (fig.) 

 clepsydra, 169, 170, 280 (fig.) 



takabayashii, Metopius (Ceratopius), 97 

 talaris, Chorinaeus longicalcar, 16 (key), 



18, 20 

 talpa, Chorinaeus, 6, 12 

 tardigradus, Exochus, 212 



tectulum, Exochus nigripalpis, 172, 217 



(key), 218; and 268, 284, 294, 



298 (figs.) 

 tegularis, Trieces, 35 (key), 40, 284, and 



285 (figs.) 

 tenebrosus, Exochus, 174 (key), 220, 



221, 294, and 298 (figs.) 

 teres, Trieces, 7, 34, 35 (key), 37, 41, 42, 



285 (fig.) 

 terminalis, Seticornuta, Triclistus, 151 



(key), 152, 279 (fig.) 

 texana, Colpotrochia (Colpotrochia), 



Exochodes, 128, 129 (key), 130 

 texana group, Colpotrochia (Colpotro- 

 chia), 129 (key) 

 texanus, Trieces, Exochus, 34, 35 (key), 



44, 45, 270 and 285 (figs.) 

 texanus group, Trieces, 35 (key), 36 

 Thibetoides, 3 

 thomsoni, Exochus, 212 

 thoracicus, Triclistus, 126 

 tibialis, Drepanoctonus, 145 

 tibialis, Exochus, 212 

 tibialis (species group), Exochus, 6, 174 



(key), 212 

 tineae, Hyperacmus, 163, 164 

 Traehyderma, 138, 140 



scabra, 138, 140 

 Trachydermatini, 3 

 traditor, Triclistus, 121 

 transversus, Exochus, 176 (key), 241, 



242; and 284, 295, 300 (figs.) 

 Trematopygus, 4 

 Triclistus, 4, 5, 6, 7 (key), 107; and 275, 



291, 292 (figs.) 

 adustus, 108, 109 (key), 119, 292 



(fig.) 

 brunnipes, 108 (key), 109 (key), 



111, 112, 292 (fig.) 

 chosis, 108, 109 (key), 121, 122, 



291 and 292 (figs.) 

 crassus, 108 (key), 109 (key), 110, 



111, 292 (fig.) 

 emarginalus, 108 (key), 109 (key), 



113, 115, 291 and 292 (figs.) 

 evexus, 108 (key), 109 (key), 117, 



118, 292 (fig.) 

 inimicus, 121 

 melanocephalus, 108 (key), 126, 



127, 292 (fig.) 

 occidentis, 108 (key), 109 (key), 



115, 116, 292 (fig.) 



