SPHINGIDAE. 145 



Synoptical Table of Genera. 



A. ANTERIOR WINGS ENTIRE. 



I.* Terminal margin obliquely convex. 



f Antennae clavato-prisrnatic or prismatic, with a short hook and seta. 



J Abdomen long, cylindrico-conical, not tufted at the tip. 

 1 Tongue twice, or nearly twice, as long as the body. 

 Macrosila. Head large ; eyes very large ; wings rather broad, interior angle 



dilated. 

 S. Leucophxata. Head large, eyes very large ; wings narrow, interior 



angle rounded. 



2 Tongue nearly as long as the body, or somewhat longer. 

 Sphinx. Head rather long and narrow, eyes small ; wings narrow and 



long. 



Macrosila Forestall. Head large and broad, eyes large ; fore wings broad. 



Wings rather short and broad, hind margin in middle slightly dilated. 



Dolba. Tongue a little longer than the body, eyes small, head broad and 



obtuse. 



3 Tongue two-thirds as long as the body. 

 Pachylia (in part). Head large, prominent, eyes large; body thick and 



large. 

 Darapsa, Group II. Tongue moderately long. 



Interior border of wings straight. 



Lapara. Tongue moderate ; head small and short ; palpi very short ; abdo- 

 men linear. 



4O Tongue about one-third as long as the body. 

 Ceratomia. Body thick ; head small, eyes small; thorax short, globose : 



abdomen long. 



Daremma. Body rather slender ; tongue short, distinct ; abdomen taper- 

 ing. 



5 Tongue as long as palpi. 



Ellema. Body subfusiform ; head small, narrow, subtufted and sessile : 

 eyes small. 



ft Antennse slender, minutely serrate-setose. 



t Abdomen more or less tufted at the tip. 

 (Enosanda. Head slightly crested ; tongue moderate ; palpi long and 



slender. 

 Perigonia. Head rounded, smooth; tongue rather short ; palpi very short 



and stout. 



Macroglossa. Head very broad ; tongue one-half as long as body, eyes 

 small ; palpi broad beneath. 

 Iff Antennse subclavate or fusiform, with a minute hook. 



J Abdomen not tufted at the tip. 



Arctonotus. Tongue obsolete or very short; body very pilose ; abdomen 

 hardly longer than thorax. 

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