ME. A. G. BUTLBE ON THE SPHINGIDiE. 617 



5. Htloicus steobi. 



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

 Hyloicus strobi, Grots, Bull. Buflf. Soc. Nat. Sci. i. p. 27 (1873). 



California (Lorquin). 



Also allied to R. pinasfri. 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 plebeia, Walker, Lep. Het. viii. p. 224. no. 3 (1856). 



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



United States {Douhleday) ; Delaware {Boubleday). B.M. 



7. Hyloicus pcecila. 



Sphinx pacila, Stephens, HI. Brit. Ent. Haust. i. p. 122. no. 8 (1828). 

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



1 {Vicjors's Coll.). Type, B.M. 



Like a strongly marked female of H. 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 junipeei. 



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

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



Port Natal [Gueinzius & 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 cheesis. 



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

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

 Sphinx cinerea, Harris, Cat. N. -Am. Spli., Sill. Joum. vol. xxxvi. p. 295 (1839) ; Scudder, Harris's 

 Con-csp. p. 282, pi. 2. fig. 6, larva (1869). 



United States {Douhleday) ; North America. B.M. 



4 K 2 



