1918] Pupcc of Common Sphingidce^ 409 



aa Spiracular furrows usually present on one or two segments, never on three, 



often absent {Semanaphora) 



b. Spiracular furrows present. 



c. Spiracular furrows usually three or four, separated by cannate ridges, 

 which are never broken and wavy as in Fig. 9, and present on the fifth 



or on the fifth and sixth abdominal segments {Sesiina; in part) 



d. Cremaster sparsely covered with short curved spines on. the dorsal 

 and lateral aspects; spiracular furrows present on segments 5 and 6. 



Hcemorrhagia Grt. 

 dd. Cremaster never spinose; spiracular furrows only present on segment 5. 



Erin ny is Hbn. 



cc. Spiracular furrows usually five or six, separated by interrupted, wavy, 



carinate ridges (Fig. 9) usually present only on the fifth segment, but 



sometimes on the sixth {Charocampince) 



d. A small portion of the prothoracic femur always exposed; color light 

 brown or coffee color, never with a prominent median dorsal stripe. 



Celerio Oken. 

 dd. Prothoracic femur never exposed; color grayi.sh or grayish brown with a 



prominent median dorsal stripe Xylophones Hbn. 



bb. Spiracular furrows never present. . . . {Sesiina in part; Philampelince in part) 

 c. Body always more than two inches long, labrum either at the cephalic 

 end or on the dorsal surface of the body. 

 d. No mandibular tubercles present; body surface highly polished with 

 only a few small punctures; color black, usually marked with red. 



Psendosphinx Burm. 

 dd. Mandibular tubercles present; body surface roughened and rather 



coarsely punctate; color uniform dark brown Pholus Hbn. 



cc. Body always much less than two inches long; labrum usually on the 

 ventral surface, sometimes at the cephalic end of the body, 

 d. Body with three prominent projections at the cephalic end, consisting 

 of a very rugose tubercle on the labrum and one mesad of each glazed 

 eye-piece; proximal part of maxillae excurved and carinate. 



Deidamia Clem, 

 dd. Body without three prominent projections at the cephalic end, the 

 only prominent tubercles are mandibular. 

 e. Abdominal segments 5-7 with one or more interrupted rows of spines 

 along the cephalic margin, more prominent on the dorsal surface. 



, Da raps a Wlk. 

 ee. Abdominal segments without spines. 



f . Mandibular area usually with distinct tubercles, if not distinct, then 

 the appendages roughened with deep sculpturing, 

 g. Body surface rough, deeply punctate over the entire surface of 

 the abdominal segments, especially segments 8-10; prothoracic 



femur never visible Amphion Hbn. 



gg. Body surface smooth and polished, the cephalic portion of the 

 segment with punctures of medium size, the caudal portion 

 finely, sparsely punctate; prothoracic femur always visible. 



Proserpinus Hbn. 



fif. Mandibular area without distinct tubercles; surface of appendages 



not very rough, usually silky or polished in appearance. 



g. Dorsum of eighth abdominal segment with a row of large deep 



punctures or pits along the cephalic margin; color always light 



brown with darker markings Ampelceca R. & J. 



gg. Dorsum 6f eighth abdominal segment never with a row of deep 

 punctures or pits along the cephalic margin; color uniform dark 

 brown Sphecodina Blanch. 



