LEPIDOPTERA HETEROCERA. 
219 
Sphinx Gordius, Cram . Pap. Exot. iii. 91, pi. 247, f. B. Harris , 
Amer. Journ. Sci. xxxvi. 295, 6. 
Lethia Gordius, H'ubn . Verz. Schmett . 141, 1512. 
a. United States. Presented by E. Doubleday, Esq. 
b. North America. Presented by H. Jones, Esq. 
10. Sphinx sordida. 
Fusco-cinerea , subtus pallidior ; thorax nigro quadrivittatus ; ab- 
domen vittis duabus dorsalibus testaceis fasciisque intervuptis 
albidis ,* alee anticce f asciis incompletis fuscis lineisque disca- 
libus nigris ; posticae nigree vittis duabus ciliisque canescen - 
tibus. 
Sphinx sordida, Harris , Amer. Journ. Sci. xxxvi. 296, 7. 
a—c. United States. Presented by E. Doubleday, Esq. 
d. United States. From Mr. Milne’s collection. 
Mexico. 
The following species belongs to the group of S. Ligustri. 
11. Sphinx lugens. 
Nigro-cinerea ; capitis thoracisque latera pallidiora ; thorax nigro 
bivittatus ; abdomen f asciis intervuptis albis et nigricantibus ; 
ala> antica fusco subtinctce , lituris discalibus strigisque disca - 
libus et exterioribus nigris , guttis duabus discalibus albidis ; 
postic (2 nigree, f asciis duabus albidis undulatis. 
Blackish gray, paler beneath. Head and thorax paler on each 
side. Thorax with two black stripes. Abdomen with interrupted 
white and blackish bands. Fore wings slightly tinged with brown, 
with black costal marks, and with black discal and exterior streaks ; 
two whitish discal dots, the fore one occasionally obsolete. Hind 
wings black, with two whitish undulating bands; cilia? white. 
Length of the body 17 — 19 lines ; of the wings 42 — 46 lines. 
a — e. Mexico. From M. Hartweg’s collection. 
u 2 
