238 BOTANICAL GAZETTE (aren 
Diptera — Stratiomyidae : (38) Stratiomyia quaternaria Lw., s., 
Empididae: (39) Empis otiosa Coq., s., freq. ; (40) Rhamphomyia priapulus 
Lw., s.; Bombylidae - (41) Bombylius major L., s.; (42) B. pulchellus Lw,s; 
Conopidae : (43) Myopa vesiculosa Say, s., freq., in cop.; Syrphidae: (44) 
Paragus bicolor F.; (45) Psilota buccata Mcq. ; (46) Chrysogaster pictipennis 
Will.; (47) Chilosia sp.; (48) C. capillata, Lw., freq. ; (49) C. versipellis 
Will., freq.; (50) Mesograpta marginata Say; (51) M. geminata Say; (52) _ 
Myiolepta strigillata Lw., freq. ; (53) Brachyopa vacua O. S.; (54) Eristalis 
aeneus F., freq.; (55) E. dimidiatus Wd.; (56) E. transversus Wd.; (57) 
Helophilus latifrons Lw.; (58) Criorhina umbratilis Will. ; (59) C. decom 
Mcq.; (60) Syritta pipiens L.; Tachinidae : (61) Gymnosoma fulginosa R.D.; 
(62) Jurinia apicifera WIk. ; (63) Peleteria robusta Wd., freq.; (64) Gonia 
frontosa Say; Muscidae - (65) Graphomyia americana R. D.; (66) Lucilla 
sp. ; (67) L. caesar L. ; (68) L. cornicina F.; (69) L. latifrons Schin., frej— 
all s. or f, p. 
Lepidoptera — Rhopalocera - (70) Pyrameis huntera F.; (71) Phyciodes 
nycteis Db.-Hew.; (72) Thecla melinus Hbn.; (73) Lycaena pseudargiolus 
Bd.-Lec.; (74) Nysoniades juvenalis F., freq.; (75) N. martialis Scud. 
Sphingidae : (76) Hemaris thysbe F.—all s. 
Lonicera L.—The flowers of honeysuckles present quite 4 
variety of forms and adaptations. In the case of yen 
flowers in general, except those like Heracleum, I have advance? 
the proposition? that the flowers were originally adapted pe 
bees, or principally visited by them. Correlated with this pe 
Proposition that hawk moths and humming birds, from the ee 
that they do not alight upon the flower, do not ee a 
influence in producing irregularity, and that the irregular ge 
which are adapted to them were monopolized by pea 
they had been changed to an irregular form by bees. u bees 
that the flowers have become sternotribe from the fact ee 
have been in the habit of landing upon the stamens an ak 
While the hawk moths do not tend to produce irregular fowelé 
it does not follow that their influence is to turn such ‘a 
back to a more regular form, for the limitation of the po” 
to the flowers. | suppose then, that the irregular sph ye bee® 
Species were originally bumble-bee flowers whit bumble PE 
usurped and further modified by hawk moths. ak ser 
*Zygomorphy and its causes. Bor. GAZ. 13: 229. 1888. - 
