MR. A. G. BUTLEft ON THE SPHINGUXE. 617 



5. Hyloicus STROISI. 



Sphinx strobi, Boisduval, Ann. Soc. Ent. Beige, xii. p. 67. no. 71 (1868). 

 Hyloicus strobi, Grote, Bull. Buft'. Soc. Nat. Sci. i. p. 27 (1873). 



California (Lorqviri). 



Also allied to //. pmastri. M. Boisduval thinks the species may possibly have been 

 taken in Chili ; but he is tolerably certain that California is the correct locality. 



6. Hyloicus plebeia. 



Sphinx plebeia, Fabricius, Gen. Ins. p. 273 (1776). 

 Anceryx plebeiu, Walker, Lep. Hct. viii. p. 2:21. no. 3 (1856). 

 Hyloicus plebeia, Grote & Robinson, Proc. Ent. Soc. Phil. v. p. 166. no. 99 (1865). 

 United States (Doubleday) ; Delaware (Doubleday). B.M. 



7. Hyloicus poscila. 



Sphinx pwci/a, Stephens, 111. Brit. Ent. Haust. i. p. 122. no. 8 (1828). 

 Anceryx pwcila, Walker, Lep. Het. viii. p. 229. no. 13 (1856). 



\ {Vigors s Coll.). Type, B.M. 



Like a strongly marked female of //. plebeia, which I believe it to be. 



8. Hyloicus poeyi. 



Hyloicus poeyi, Grote, Lye. Nat. Hist. New York, p. 200 (1863). 

 "Atlantic District!" 



9. Hyloicus juniperi. 



Sphinx jumper i, Boisduval, Voy. de Delagorgue, ii. p. 595. no. 112 (1847). 

 Anceryx juniperi, Walker, Lep. Het. viii. p. 229. no. 12 (1856). 



Port Natal (Gveinzius & Stevens). B.M. 



This is the only Sphingid described by Dr. Boisduval in the above work. 



Genus 17. Sphinx, Linnaeus. 

 Sphinx, Linnaeus, Syst. Nat. i. 2, p. 796 (1766). 



1. Sphinx cheksis. 



Lethia chersis, Hiibner, Samml. exot. Schmett. ii. pi. 167. figs. 1, 2 (1806). 

 Sphinx chersis, Grote and llobinson, Proc. Ent. Soc. Phil. vol. v. p. 165. no. 92 (1865). 

 Sphiiuv cinerea, Harris, Cat. N.- Am. Sph., Sill. Joum. vol. xxxvi. p. 295 (1839) ; Scuddcr, Harris's 

 Convsp. ]>. 282, pi. 2. fig. 6, larva (1869). 



United States (Doubleday); North America. B.M. 



4 k2 



