642 MR. A. G. BUTLER ON THE SPHINGID^. 



Genus Sphinx, Linnaeus. 



Sphinx ltjgens. 

 Sphinx luffens, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 12 (1876). 



Sphinx plota. 

 Sphinx plota, Strecker, Lep. Rhop. and Het. i. p. 106 (1875) ; pi. xiii. tig. 13 (1876). 

 Canada, Cincinnati. 



Section Lethia, Hiibner. 

 Sphinx luscitiosa. 



Sphinx luscitiosa, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 11 (1876). 



There seems to be no doubt that this is a LetMa, as determined by Mr. Grote. 



Genus Htloicus, Hiibner. 

 Hyloicus conifekaeum. 

 Sphinx conifer arum, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 15 (1876). 



Hyloicus habrisii. 

 Sphinx harrisii, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 16 (1876). 



Hyloicus sequoia. 

 Sphinx sequoia, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 17 (1876), 



Hyloicus saniptbi. 

 Sphinx saniptri, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 18 (1876). 



Canada and Philadelphia. 



I have to thank Mr. Kirby for lending me Mr. Strecker's work, and the author of it 

 for his excellent figures, which have enabled me to refer the above species to their correct 

 genera. 



Genus Nephele, Hiibner. 

 Nephele hespera. 

 Sphinx qvaterna, Charpentier, ed. Esper's Ausl. Schmett. Sphing. tab. i. fig. 2 (1830). 



Genus Arctonotus, Boisduval. 



Arctonotus lucidus. 

 Arctonotus lucidus, Strecker, Lep. Rhop. and Het. i. pi. xiii. fig. 7 (1876). 



A. G. Butler, 25th September. 1876. 



