Robertson — Flowers and Insects. 179 



(9) H. zephyrus Sm. ? , 8. ; (10) H. conf usus Sm. $ , s. & c. p. freq. ; (11) H. 

 stultus Cr. $, s.; (12) Agapostemon radiatus Say c^, s. ; (13) Augochlora 

 labrosa Say 9 , 8. & c. p., freq. ; (14) A. viridula Sm. (^^,s., freq. ; (15) Proso- 

 pismodesta Say (5^,8.; (16) P. pygmaea Cr. (j^,s. ; Eumenidae: (17) Eumenes 

 fraternus Say; (18) Odynerus sp. ; (19) O.tigris Sauss., freq.; (20) O.dorsalis 

 F.; (21) O. fundatus Cr., freq.; (22) O. quadrisectus Say; (23) O. perennis 

 Sauss.; Crabronidae: (24) Crabro interruptus Lep. ; Sphecidae: (25) Ammo- 

 phila gracilis Lep.; (26) A. intercepta Lep.; (27) A. vulgaris Cr.— all s. 



Diptera — TipuUdae: (28) Geranomyia canadensis "West.; Empidae: (29) 

 Empis clausa Rob. (MS.) freq.; Conopidae: (30) Zodion nanelluniLw. ; (31) 

 Oncomyia loraria Lw. ; Syrphidae: (32) Sphaerophoriacylindrica Say; (33) 

 Syritta pipiens L. ; Tachinidae : (34) Mlltogramma argentifrons Twos.; (35) 

 Siphona illinoensis Tvvns.,freq. ; (36) Siphopliyto floridensis Twns. — alls. 



Lepidoptera — Heterocera: (37) Sesia sexfasclata Edw., s. 



Hemiptera — Lygaeidae: (38) Melanocoryphus bicrucis Say; Capsidae. 

 (39) Lopidea media Say, freq. — both s. 



Issued April 28, 1896. 



