CHARLES ROBERTSON 61 
Short-tongued Bees (20)—Halict.: Agapostemon radiatus 9, 
Chloralictus obscurus ¢, pruinosus ¢ 9, sc, sparsus 9, sc, versatus 
3 9, se, fq, Halictus parallelus ¢, Odontalictus ¢ 9, se, Seladonia 9; 
Sphecodini: Sphecodium cressonii ¢ 9; Prosopid.: Prosopis pyg- 
maea ¢ 9, ab, ziziae ¢'; Collet.: Colletes americanus ¢ 9, se, ab, 
compactus ¢, eulophi 2; Andren.: Pterandrena solidaginis ¢ 9, se, 
fq, in cop; Panurg.: Calliopsis coloradensis ¢ 9, se, ab, in eop, 
Perdita ¢ 9, sc, fq, Perditella boltoniae ¢ 9, se, oligolege, type, 
Pseudopanurgus compositarum ¢ 9, se, ab, type, solidaginis , se. 
Other Hymenoptera (12)—Sphec.: Priononyx thomae, Sphex 
nigricans, pictipennis; Bembic.: Bembix spinolae; Scoli.: Scolia 
bicincta; Philanth.: Cerceris fulvipes; Vesp.: Polistes variatus; 
Eumen.: Leionotus anormis, clypeatus; Larr.: Astatus unicolor, 
Larropsis ; Jchneumon.: Ceratosoma. 
Diptera (60)—Syrph.: Baccha clavata, Eristalis dimidiatus sf, 
latifrons, Mesogramma geminata, marginata sf, polita f, n, Paragus 
tibialis sf, Sphaerophoria sf, Spilomyia longicornis, 4-fasciata, Syr- 
itta sf, ab, Syrphus americanus sf; Empid.: Parempis; Bombyli.: 
Anthrax fulvohirta, Sparnopolius ab, Systoechus, Systropus, Tox- 
ophora; Conop.: Oncomyia, Zodion fulvifrons, nanellum, Robert- 
sonomyia in cop; Tachin.: Alophora aeneoventris, Archytas analis, 
Cistogaster occidua, pallasii, Epigrimyia floridensis, Euacemyia, 
Gymnosoma, Hypostena variabilis, Leucostoma atra, neomexicana, 
Ennyomma globosa, nigrifrons, Ocyptera dosiades, Pachyophthal- 
mus signatus, Paradidyma, Peleteria, Phorantha humeralis, 
magna, purpurascens fq, Senotainia rubriventris, trilineata fq, 
Siphoplagia anomala, Spallanzania fq; Dezxi.: Myocera; Sar- 
cophag.: Helicobia helicis, Sarecophaga hunteri, sinuata; Muse.: 
Compsomyia, Graphomyia, Lucilia sericata, Pseudopyrellia, Sto- 
moxys; Anthomy.: Anthomyiella, Calythea, Limnophora, Probos- 
cimyia ; Seps.: Sepsis; Trypet.: Trypeta humilis ab. 
Lepidoptera (20)—Nymphal.: Anosia, Junonia, Phyciodes, 
Vanessa eardui, huntera; Lycaen.: Chrysophanus, Everes, Heodes, 
Uranotes; Papilion.: Eurymus fq, Pieris, Pontia; Hesperi.: Ancy- 
loxypha, Hesperia, Hylephila, Limochores taumas, Polites; Arcti.: 
Utetheisa ; Ctenuch.: Scepsis; Noctu.: Heliothis armiger. 
Coleoptera (4)—Chrysomel. (f, fq, n) : Diabrotica 12-punctata, 
longicornis; Coccinell.: Hippodamea parenthesis f, n; Lampyr.: 
Chauliognathus pennsylvanicus fq. 
Hemiptera (1)—Caps.: Lygus fa. 
October 15, 17, the following 40 species and 186 individuals 
were taken as they came to the flowers: 
