Explanation of Plate XLVI 
(The figures in this plate are taken by the kind permission of Mr. 
William Beutenmuller from the plates illustrating his Monograph of the 
Sesiidae of North America.) 
1. 
2 . 
3- 
4 - 
5 - 
6 . 
7- 
8. 
9 - 
10. 
11 . 
12 . 
13 - 
14. 
15- 
16. 
i7- 
18. 
19. 
20. 
21. 
22. 
2 3- 
24. 
2 5- 
26. 
2 7- 
28. 
29. 
3 °- 
3 1 - 
3 2 - 
33- 
34 - 
35- 
36. 
37 - 
Melittia satyriniformis Hubner, Q . 
Melittia snowi Henry Edwards, G- 
Melittia grandis Strecker, 0 . 
Gee a solituda Henry Edwards, G • 
Gee a emphytiformis Walker, $ . 
Alcathoe caudata Harris, cJh 
Sannina uroceriformis Walker, G ■ 
Algeria apiformis Linnaeus, $ . 
Bembecia marginata Harris, 9 • 
Memythrus simulans Grote, 9 • 
Memythrus polistiformis Harris, G • 
Memythrus polistiformis Harris, 9 • 
Memythrus admirandus Henry Edwards, G • 
Memythrus tricinctus Harris, 9 • 
Palmia preecedens Henry Edwards, 9 • 
Parharmonia pini Kellicott, G- 
Podosesia syringee Harris, 9 • 
Sanninoidea exitiosa Say. G ■ 
Sanninoidea exitiosa Say, 9 • 
Vespamima sequoiee Henry Edwards, G- 
Synanthedon bassiformis Walker, G ■ 
Synanthedon rileyana Henry Edwards, G • 
Synanthedon rileyana Henry Edwards, 9 • 
Synanthedon pictipes Grote & Robinson, 9 • - 
Synanthedon pyri Harris, 9 • 
Synanthedon tipuliformis Clerck, 9 •' 
Synanthedon albicornis Henry Edwards, 9 • 
Synanthedon acerni Clemens, 9 • 
Synanthedon scitula Harris, 9 • 
Synanthedon neglecta Henry Edwards, 9 • 
Synanthedon rutilans Henry Edwards, G ■ 
Synanthedon rutilans Henry Edwards, 9 • 
Synanthedon aureopurpurea Henry Edwards, G- 
Euhagena nebraskee Henry Edwards, G- 
Paranthrene heucheree Henry Edwards, G- 
Calasesia coccinea Beutenmuller, 9 • 
Albuna pyramidalis, var. montana Henry Edwards, G • 
