140 FLOWERS AND INSECTS—XXVI 
Nothoscordum bivalve (9: 266).—Blooms April 9—May 18; 19 
visitors observed, April 20—May 9; Mi, W. 
Long-tongued Bees (9)—Megachil.: Osmia atriventris d'; 
Nomad.: Centrias americanus 4, Gnathias cuneatus 9, ovatus ¢ 9, 
fq, Holonomada superba <', fg, Nomada cressonii 3 2, ab, type, 
parva J, fq, sayi 9, fq, Xanthidium luteoloides ¢. 
Short-tongued Bees (3, 9)—Halict.: Chloralictus versatus se, fq, 
Oxystoglossa similis ab; Andren.: Andrena nothoscordi, se, type, 
oligolege. 
Diptera (3)—Syrph.: Mesogramma marginata, Sphaerophoria 
fq; Bombyli.: Bombylius pulchellus. 
Lepidoptera (4)—Lycaen.: Everes; Papilion.: Eurymus, Pieris; 
Noctu.: Plusia simplex. 
Polygonatum commutatum (9: 268-9).—Blooms May 11—June 
23; 7 species and 23 individuals observed, May 23-June 9; Ma, W. 
Birds (1:4)—Trochil.: Trochilus 4. 
Long-tongued Bees (5: 18)—Bomb.: Bombus americanorum 9, 5, 
consimilis , se, 4; Ceratin.: Ceratina 9, sc, 2; Anthophor.: Anthe- 
moessa ~ 9, se, 4, Anthophora 9, se, 3. 
Short-tongued Bees (1:1)—AHalict.: Oxystoglossa confusa 
Qc; n. 
Smilacina racemosa (9:270).—Blooms May 7-30; 21 species 
and 44 individuals observed, May 8-23; Mi, W. 
Long-tongued Bees (1: 1)—Ap.: Apis e¢, 1. 
Short-tongued Bees (7: 13)—Halic. (9): Chloralictus obseurus 
c, 2, sparsus ¢, 2, versatus ¢, 1, zephyrus 1, Evylaeus pectoralis ¢, 
4, 4-maculatus ¢, 2, Oxystoglossa pura se, 1. 
Diptera (8: 19)—Culic.: Culex nigripes 1; Syrph.: Chilosia 
eyanescens f, 1, Criorhina decora 1, Volucella vesiculosa 5; Empid.: 
Empis humilis 3, levicula 1; Tachin.: Siphona 4; Musc.: Lucilia 
caesar 3. 
Coleoptera (5: 11)—Anthic.: Corphyra terminalis 1; Bruch.: 
Bruchus mimus 5; Mordell.: Mordellistena biplagiata 3; Scarabae.: 
Trichius affinis 1, Valgus 1. 
Smilacina stellata (9:269-70).—Blooms April 25—May 12; 16 
species and 28 individuals observed, April 30; Mi, W. 
Long-tongued Bees (2: 2, ¢)—Ceratin.: Zaodontomerus 1; 
Nomad.: Nomada cressonii 1. 
Short-tongued Bees (12: 20, 2).—Halic.: Augochlora viridula se, 
1, Chloralictus obscurus se, 1, smilacinae se, 1, type, sparsus se, 1, 
Evylaeus 4-maculatus se, 5, Halictus lerouxii se, 1, Oxystoglossa. 
