CHARLES ROBERTSON 155 
Long-tongued Bees (10)—Ap.: Apis se, ab; Bomb.: Bombias 
separatus ¢, Bombus americanorum ¢ 9, ab, impatiens ¢ 9, ab; 
Megachil.: Megachile brevis ¢ 9, petulans 4; Epeol.: Epeolus pusil- 
lus ¢, Triepeolus donatus ¢; HLucer.: Melissodes autumnalis ¢, 
bimaculata 9. 
Short-tongued Bees (11)— Halict.: Agapostemon radiatus , 
Augochlora viridula 9, Chloralictus pilosus 9, sparsus 9, versatus 
°, Halictus parallelus ¢ 9, Oxystoglossa confusa 9, Seladonia 9; 
Andren.: Pterandrena asteris 4, solidaginis 9; Panurg.: Calliopsis 
andreniformis ¢ 2, fq. 
Other Hymenoptera (29)—Sphec.: Chlorion, Priononyx atrata, 
Sphex nigricans; Bembic.: Bicyrtes ventralis; Scoli.; Elis 5-cincta 
fq, Seolia bicincta; Philanth.; Cerceris clypeata, fulvipes, Eucer- 
ceris; Vesp.: Polistes annularis, pallipes, rubiginosus, variatus, 
Vespula cuneata fq, germanica ab; Eumen.: Ancistrocerus campes- 
tris, capra fq, tigris fq; Crabron.: Solenius, Xestocrabro 6-macu- 
latus; Larr.: Larropsis, Tachytes aurulentus, elongatus; Pompil.: 
Anoplius illinoensis, Lophopompilus philadelphicus, Planiceps 
niger, Pompiloides americanus, Priocnemoides fulvicornis; [chneu- 
mon.: Ceratosoma. 
Diptera (28)—Syrph.: Eristalis aeneus, tenax, transversus, 
Mesogramma marginata, polita, Milesia, Sphaerophoria, Syritta, 
Syrphus americanus fq, torvus, Tropidia quadrata; Bombyli.: 
Sparnopolius; J'achin.: Archytas analis, aterrima ab, Belvosia uni- 
fasciata, Chaetogaedia analis, Cistogaster pallasii, Linnaemyia, 
Paradidyma, Senotainia rubriventris, Siphoplagia anomala, Spal- 
lanzania; Sarcophag.: Helicobia 4-setosa, Sarcophaga cimbicis; 
Musc.: Compsomyia, Graphomyia, Phormia regina, Pseudopyrellia. 
Lepidoptera (8)—Nymphal.: Vanessa atalanta; Lycaen.: Chry- 
sophanus; Papilion.; Eurymus, Pieris, Pontia; Hesperi.: Limo- 
chores taumas; Ctenuch.:; Scepsis; Noctu.: Heliothis armiger. 
Coleoptera (1)—Lampyr.: Chauliognathus pennsylvanicus. 
August 29, 1910, the following 11 species and 22 individuals 
were taken on the flowers: 
Long-tongued Bees (3: 10)—Ap.: Apis 6; Megachil.; Megachile 
brevis 3, petulans 1. 
Short-tongued Bees (1:2)—WHalict.; Halictus parallelus 2. 
Other Hymenoptera (4:7)—Bembic.: Bicyrtes ventralis 1; 
Scoli.: Elis 5-cincta 4; Philanth.: Eucerceris 1; Ichnewmon.: Cera- 
tosoma 1. 
Diptera (3:3)—Syrph.: Sphaerophoria 1; T'achin.: Senotainia 
rubriventris 1, Spallanzania 1. 
