166 FLOWERS AND INSECTS—XXVI 
tosta, Pentaria fq; Nitidul.: Epurea labilis, truncatella; Oedermer.: 
Asclera puncticollis; Scarabae.: Trichius affinis, piger, Valgus. 
Hemiptera (1)—Caps.: Lopidea. 
On staminate and pistillate flowers (19) :— 
Short-tongued Bees (10)—Halict.: Chloralictus sparsus ¢ 9, 
sc, ab, Evylaeus arcuatus 9, se, foxii 9; Prosopid.: Prosopis illino- 
ensis ¢ 9, fq, saniculae ¢ 9, fq, sayi ¢ Y, ab, ziziae 9, fq; Andren. 
(2): Andrena platyparia, Opandrena cressonii, Trachandrena 
crataegi, sc, ab. 
Coleoptera (9)—Cerambyc.: Euderees ab, Leptura pubera; 
Dermest.: Anthrenus musaeorum ab, Cryptorhopalum haemorrhoi- 
dale fq, triste ab, Orphilus ab; Mordell.: Mordella marginata ab, 
Mordellistena aspersa fg, pubescens. 
On pistillate flowers (16) :— 
Long-tongued Bees (4)—Ceratin.: Ceratina 9, Zaodontomerus 
3; Nomad.: Gnathias cuneatus 2, ovatus 9. 
Short-tongued Bees (7, 2)—Halict.: Agapostemon radiatus, 
Chloralictus tegularis, Curtisapis coriacea, Evylaeus pectoralis, 
Oxystoglossa confusa, pura; Andren.: Andrena pruni. 
Other Hymenoptera (1)—Crabron.: Blepharipus. 
Diptera (3)—Syrph.: Allograpta, Syrphus ribesii; Tachin.: 
Epigrimyia floridensis. 
Coleoptera (1)—Cerambyc.: Molorchus. 
The following 35 species and 70 individuals were taken on the 
flowers, June 8 and 11: 
Long-tongued Bees (4: 5)—Ceratin.: Ceratina 2, Zaodontomerus 
1; Nomad.: Gnathias cuneatus 1, ovatus 1. 
Short-tongued Bees (14:42)—Halict.: Agapostemon radiatus 
1, Chloralictus sparsus 7, tegularis 1, Curtisapis coriacea 1, 
Evylaeus arcuatus 1, foxii 1, pectoralis 2, Oxystoglossa confusa 1, 
pura 1; Prosopid.: Prosopis illinoensis 3, saniculae 4, sayi 7, ziziae 
2; Andren.: Andrena platyparia 1, pruni 1, Opandrena cressonii 1, 
Trachandrena crataegi 5. 
Other Hymenoptera (1:1)—Crabron.: Blepharipus 1. 
Diptera (3:3)—Syrph.: Allograpta 1, Syrphus ribesii 1; 
Tachin.: Epigrimyia floridensis 1. 
Coleoptera (10: 19)—Cerambyc.: Eudereces 1, Leptura pubera 
1, Molorchus 2; Dermest.: Anthrenus musaeorum 1, Cryptorho- 
palum haemorrhoidale 3, triste 7, Orphilus 1; Mordell.: Mordella 
marginata 1, Mordellistena aspersa 1, pubescens 1. F 
Crataegus coccinea? (15:444-5).—Blooms April 13—May 22; 
56 visitors observed, May 4-12; Mis, W. 
