INDEX. 



Xlll 



myrmecophila (Kleditoma), 167 

 mysops (Melissodes), 269 

 Nematus, 204 



neomexicana (Nomada), 265 

 nigra (Agathis), 218 

 nigra (Mutilla), 50 

 nigricans (Dorylus), 68 

 *nitidinodus (Zethus), 81 

 nitidulus (Earinus), 219 

 nugax (Microdus), 218, 219 

 *nursei (Nomia), 284 

 *nursei (Colletes), 285 

 obscurata (Perdita), 267 

 obscurator (Orgilus), 219, 220 

 obscurellus (Sigalphus), 184 

 Orgilus, 218 

 Osmia, 228, 234 

 Paratiphia, 288 

 parva (Nomada), 99 

 parvum (Dianthidium), 100 

 pauper (Panurginus), 137, 138 

 pectoraloides (Halictus), 266 

 pheres (Iphiaulax), 230 

 phryne (Tetralonia), 50 

 pictus (Crabro), 51 

 pictus (Dinetus), 51 

 pilipes (Anthophora), 22, 90, 258 

 placida (Nomada), 98 

 Plesiozethus, 62 

 Pompilus, 234 

 posterae (Anthidium), 99 

 potentillae (Xestophanes), 46, 118 

 pretiosa (Chsetostricha), 215 

 pretiosa (Trichogramma), 201, 205 

 producta (Dioxys), 267 

 pudicum (Dianthidium), 99 

 *punctinodus (Zethus), 79 

 pusillus (Epeolus), 137 

 quadridentatus (Acrogaster), 183 

 quadrimaculata (Scolia), 50 

 radoszkowskii (Andrena), 50 

 radoszkowskii (Podalirius), 49 

 ribesii (Nematus), 205 

 ribesii (Pleronus), 205 

 robusta (Cratojoppa), 7 

 rondanii (Mutilla), 50 

 rufa (Formica), 165, 258 

 *ruficauda (Cyanotipha), 288 

 rufidens (Acrogaster), 183 

 rufipalpis (Agathis), 218 



rufipes (Acrogaster), 182 

 rufipes (Crabro), 51 

 rufipes (Microdon), 218, 219 

 rufipes (Pezomachus), 219 

 rufipes (Solenius), 51 

 rufiventris (Dioxys), 267 

 rufocinctus (Bombus), 97 

 rufo-ornatus (Buodias), 8 

 rugulosus (Microdus), 218 

 rupestris (Psithyrus), 90 

 saharae (Mutilla), 50 

 sanguinea (Formica), 258 

 *satapensis (Cremnops), 230 

 sayi (Nomada), 97 

 secutor (Chelonus), 182 

 *semilectus (Epeolus), 136 

 sericea (Abia), 90 

 Sigalphus, 183 

 snowi (Nomada), 205 

 Solenius, 51 



speculator (Chelonus), 181 

 'spilaspis (Dasyproctus), 283 

 stigma (Tiphia), 289 

 strigosus (Z.), 83 

 *subaccepta (Nomada), 267 

 sulcatus (Chelonus), 182 

 surinamensis (Eulema), 49 

 sylvarum (Bombus), 90 

 Tachysphex, 234 

 testaceator (Zele), 253 

 texana (Nomada), 265 

 thoracicus (Macrocentrus), 252 

 tortifolias (Perdita), 267 

 transcaspica (Andrena), 50 

 tuberculata (Cerceris), 51 

 *tuberculatus (Hydrocryptus), 5 

 tubulifer (Zethus), 63 

 tumidulus (Microdus), 218, 219 

 variipes (Acrogaster), 183 

 *veroniffi (Epeolus), 136 

 vicinalis (Nomada), 268 

 "virginicus (Panurginus), 137 

 "virginiensis (Epeolus), 137 

 wallacei (Mutilla), 50 

 wyomingensis (Triepeolus), 136 

 Zele, 251 

 Zethoides, 62 

 Zethusculus, 82 

 zonator (Earinus), 219 



LEPIDOPTERA. 



abietaria (Boarmia), 16, 22, 44, 116, 191 



abietaria (Eupithecia), 170 



abietaria (Phalsena), 170 



abjecta (Hama), 10, 



abjecta (Mamestra), 10, 19 



abruptaria (Hemerophila), 20, 21, 44, 45, 



261, 301 

 abruptaria (Synopsis), 216 

 absinthiata (Eupithecia), 171 



accaciaria (Boarmia), 104 

 accentifera (Nephele), 104 

 aceris (Neptis), 303 

 achatinella (Nyctegretes), 296 

 achine (Pararge), 76, 198, 242 

 achine (Teracolus), 114 

 acteea (Satyrus), 78 

 adaequata (Larentia), 302 

 sethiops (Erebia), 112 



