12. 



Genus 13. — 1. Azure blue throughout, with dark markings. 



Genus 14. — Differs from the two preceding genera in: — 1. Tails] 

 conspicuous. 2. Clubs of antennae longer. 3. Color !■ 

 dusky brown. 



47 

 LYCAENA. 



48 



THECLA. 



Section B.— SPHINGES. 



Family a- — 1- Body very stout and spindle-shaped. 2. Anten-1 

 nae prismatic. 3. Tongue or maxillae very long. 4. 

 Wings narrow and powerful. 5. Larvae have sixteen 

 legs. 6. An acute horn or tubercle on the last segment, y 

 7. At rest the fore part of the body of the larvae is elevat- j 

 ed. 8. Transform in the earth. 9. Tongue-case usu 

 ally free. 



Famih/'b. — 1. Body small. 2. Wings narrow. 3. Antennae! 

 thickened. " 4. Tufts at end of body which may be spread I 

 out fan-like. 5. Elegant and gaily colored moths which | 

 by the arrangement of their colors look like bees and wasps. ;► 

 6. Larvae are borers living mostly in hollowed steins of j 

 plants. 7. -No anal horn. 8. Imago flies swiftly in 

 hottest sunshine. j 



Family c. — 1. Head rather large and free. 2. A.ntennae simple! 

 and slightly swollen in the middle, or partly clavate. | 

 3. Scales fine and powdery and thinly scattered over the i 

 surface. 4. Species green or deep blue with blue-black I 

 scales alternating with gay colors such as golden, bronze, i 

 or white and red. 5. Larvae short, with small heads, par- 

 tially retractile, and segments with transverse rows of un- 

 equal tubercles. 6. Imago flies in hot sunshine. 



49 



SPHINGI- 

 DAE. 



(Humming- 

 bird Moths.) 



50 



AEGER- 

 lADAE. 



(Bee 

 and wasp- 

 like jNloths.) 



51 



ZY(4AEN- 

 IDAE. 



Section C— PHALAENAE. 



Family a- — 1- Bodies thick and heavy. 2. Heads small and 



sunken. 3. Mouth-parts often obsolete, the maxillae or 

 tongue being especially short. 4. Antennae usually j 

 broadly pectinated. 5. Wings broad, often falcate. 6. ;. 

 Habits sluggish. 7. Clypeus large. 8. Antennae insert 



ed higher up than in other moths, 

 characteristic. ) 



(7 and 8 are especially 



Family yi—^- Bodies thick. 2. Thorax often crested by the! 

 stout and well developed palpi. 3. Antennae sinii)le and 

 sometimes slightly pectinated. 4. Fore wings small and 

 narrow and marked in the middle, almost invariably, by a 1 

 dot and reniform spot. 5. Hind wings rather large and 

 folded under fore wings when at rest. 6. Colors dark 

 and dull. 7. Fly by night. 8. Larvae taper towards 

 each end and are striped and barred in various ways. 



52 



BOMBYC- 

 II»AE. 



(Spinners.) 



53 



NOCTU- 

 AELITAE. 



(Night- 

 Moths.) 



