96 FLOWERS AND INSECTS—XXVI 
Other Hymenoptera (1)—Crabron.: Xestocrabro 6-macuiatus. 
Diptera (1)—Syrph.: Spilomyia 4-fasciata. 
Coleoptera (1)—Cerambyc.: Cyllene robiniae f, n. 
Solidago speciosa.—Blooms September 12-—October 17; nine 
visitors observed, September 23—October 6; Mas, Y. 
Long-tongued Bees (5)—Ap.: Apis fq; Bomb.: Bombias auri- 
comus ?, Bombus americanorum ¢ %, fq, impatiens ¢ 9, Psithyrus 
variabilis 9. 
Other Hymenoptera (1)—Vesp.: Polistes variatus. 
Lepidoptera (2)—Nymphal.: Vanessa huntera; Ctenuch.: 
Scepsis fq. 
Coleoptera (1)—ZLampyr.: Chauliognathus pennsylvanicus fq. 
Solidago ulmifolia—Blooms August 20—October 7; 52 visitors 
observed, August 22-September 20; Mis, Y. 
Long-tongued Bees (7)—Bomb.: Bombus impatiens .; 
Megachil.: Neotrypetes truncatus ¢' 9, se, fq; Megachile brevis ¢; 
Eucer. (2, se) : Melissodes autumnalis, boltoniae, simillima, trinodis. 
Short-tongued Bees (15)—Halict.: Chloralictus sparsus ¢ 9, 
se, Evylaeus pectoralis 2, sc; Sphecodini: Sphecodium cressonii 
& 2; Prosopid.: Prosopis illinoensis 9, pygmaea 9, ziziae 0 9; 
Collet.: Colletes americanus 9, sc, armatus ¢' 9, sc; Andren.: An- 
drena nubecula ¢ 9, se, fq, Pterandrena asteris ¢ 9, se, solidaginis 
2, se, fq; Panurg. (sc) : Heterosarus ?, Perdita 9, Pseudopanurgus 
asteris ¢' 2, ab, compositarum 9. 
Other Hymenoptera (14)—Sphec.: Sphex vulgaris; Philanth.: 
Cerceris astarte, prominens; Vesp.: Polistes annularis, pallipes; 
Eumen.: Ancistrocerus campestris, tigris, Eumenes fraternus, 
Leionotus scrophulariae; Crabron.: Rhopalum scutellatum, Syno- 
thyreopus; Larr.: Larropsis; Chrysid.: Hedychrum violaceum; 
Nysson.: Alyson. 
Diptera (15)—Syrph.: Allograpta, Helophilus similis, Spil- 
omyia longicornis, Syritta, Syrphus americanus; Empid.: Par- 
empis; Bombyl.: Anthrax alternata f, Exoprosopa decora, Geron 
rufipes, Sparnopolius; Tachin.: Archytas aterrima, Ennyomma 
nigrifrons, Peleteria, Siphona; Musc.: Morellia. 
Hemiptera (1)—Caps.: Lygus. 
Taraxacum officinale (int.).—Blooms March 23—November 27; 
18 visitors observed, March 28—May 28; Mis, Y. 
Long-tongued Bees (5)—Ap.: Apis se, fq; Bomb.: Bombus 
impatiens 2; Megachil.: Ceratosmia 4, Osmia pumila ¢; Nomad.: 
Nomada denticulata %. 
