CHARLES ROBERTSON 217 
Lepidoptera (6)—Papilion.: Eurymus, Pontia; Hesperi.: An- 
eyloxypha, Epargyreus, Pholisora catullus; Ctenuch.: Scepsis. 
Coleoptera (1)—Lampyr.: Chauliognathus pennsylvanicus fq. 
Hemiptera (1)—Caps.: Calocoris. 
Verbena stricta (5:67).—Blooms June 5—September 20; 120 
visitors observed, June 19—-September 15; Mas, R. 
Long-tongued Bees (59)—Ap.: Apis ab; Bomb.: Bombias auri- 
comus ¢ 2 %, scutellaris 9, separatus ¢ $, Bombus americanorum 
%, consimilis %, impatiens ¢ ¥, ab, ridingsii ¢ Y, Psithyrus labori- 
osus 6, variabilis ¢ 9; Ceratin.: Ceratina 9, se, ab, Zaodontomerus 
6; Stelid.: Anthidium psoraleae 4, Dianthidium ¢, type; Mega- 
chil.: Osmiini: Alcidamea simplex 9, sc, Ashmeadiella 2; Mega- 
ehilini (¢ 2): Chelostomoides, Megachile brevis ab, generosa fq, 
mendica ab, petulans ab, 6-dentata, Oligotropus ab, Sayapis sayi 
ab, Xanthosarus fq ; Coelioxyini: Coelioxys alternata ¢, fq, germana 
o 2, modesta ¢ 9, ab, 8-dentata 9, sayi ¢ 9, fq; Xylocop.: Xylocopa 
2; Nomad.: Cephen 9, Holonomada affabilis 2; Lpeol.: Epeolus 
bifasciatus ¢', Triepeolus concavus ¢ 2, fq, concolor ¢ 9, ab, eres- 
sonii ¢' 9, ab, donatus 9, lunatus ¢ 9, ab, nevadensis ¢f 2, remigatus 
3 @, fq, simplex ¢ 9, fq; Hucer.: Anthedon ?, Epimelissodes atripes 
o 2, fq, obliqua $ 9, ab, Florilegus ¢ 9, se, fq, Melissodes agilis 
2, fq, bimaculata J 9, ab, in cop, coloradensis ¢, comptoides J 9, 
fq, coreopsis 2, petalostemonis 9, simillima 9, trinodis 4, variabilis 
3 9, fq, vernoniana ¢ 9, ab, in cop, Peponapis 4, Tetralonia dilecta 
2; Emphor.: Emphor 2. 
Short-tongued Bees (11)—Halict.: Agapostemon radiatus ¢ 9, 
fq, splendens ¢ 9, texanus ¢ 9, viridulus ¢ 2, fq, Halictus lerouxii 
3, Odontalictus 2, Oxystoglossa confusa ¢ 9, similis 2; Sphecodini: 
Sphecodes minor 2; Panurg.: Calliopsis andreniformis 2, Verben- 
apis ¢ 9, se, fq, in cop. 
Other Hymenoptera (5)—Sphec.: Sphex nigricans, procera, 
vulgaris; Bembic.: Bembix spinolae; Scoli.: Elis 5-cincta. 
Diptera (15)—Syrph.: Baccha clavata, Eristalis tenax; Neme- 
strin.: Rhynchocephalus fq; Bombyli.: Anthrax parvicornis ab, 
Bombylius atriceps, Exoprosopa fasciata ab, fascipennis, Geron 
rufipes ab, Systoechus fq; Conop.: Physocephala texana, tibialis, 
Stylogaster biannulata fq, neglecta, Zodion fulvifrons, obliquefas- 
ciatum. 
Lepidoptera (30)—Nymphal.: Anosia, Argynnis, Euptoieta, 
Phyciodes, Vanessa huntera; Lycaen.: Cyaniris, Everes, Uranotes; 
Papilion.: Callidryas, Euphoeades, Eurema, Eurymus, Iphiclides, 
Laertias, Pieris, Pontia ab; Hesperi.: Ancyloxypha, Atalopedes, 
