10. 



Section A.— PAPILIONES. 



Family Q,. — 1. Wings erect when at rest. 2. Antennae knobbed] ^^ 



but never hooked at the ends. 3. Some have but four | ^ jj^^^/ " 

 legs fitted for walking. 4. Head of caterpillar moderate I (Butterflies 

 in size. 6. Chrysalis without cocoon. I p^"P?J-^ 



Family lo. — 1. Hind wings nearly horizontal when at rest. 2. 

 Body short and thick. 3. Head large, 4. Eyes very 

 prominent. 5. Palpi short, almost square at the ends, I 

 and thickly clothed with hairs. 6. Antennae short, situ- J 

 ated at a considerable distance from each other, and in I 

 most the knob either ends in a hook or with a point bent to r 

 one side. 7. Four hinder shanks armed with two pairs [ 

 of spurs. 8. Head of caterpillar very large. 9. Most I 

 chrysalids have an imperfect cocoon, and are never orna- 

 mented with golden spots. j 



34 



HESPERI- 

 ADAE. 



(Skippers.) 



Family a.— PAPILIONIDAE. 

 Generic characters are found in: — 1. Antennae. 



2. Shape of head- 

 Coloration. 



35 



parts. * 3. Venation and proportion of wings. 

 Specific characters are found in: — 1. Size. 



Genus 1. — 1. Antennae club-shaped. 2. Fore wings are large, ] 

 elongated, triangular and entire or slightly crenate on outer [ 

 margin. 3. Hind wings rhombic, serro-crenate on outer i 

 margin, and each prolonged behind into a "tail." 4. ' 

 Each fore-wing with an interno-median veinlet. (See fig. i 

 28, Packard's Guide to Study of Insects.) 5. Abdomen I. 

 oval. 6. Larva short, stout, and provided with a v-shaped | 

 scent organ. j 



Genus 2. — 1. Wings rounded, entire on the edges, and grooved onl 36 



the inner edge to receive the abdomen. 2. Color white. I. prj^jsj^ 

 3. Larva greenish, tapers slightly towards each end, and | (c^bbage 

 sparingly clothed with a short down. J Butterflies.) 



PAPILIO. 



(Swallow- 

 tails.) 



Genus Z. — 1. Six legs formed for walking. 2. Antennae short, 1 

 gradually thickened towards the end. 3. W ings entire ; | 

 hinder ones rounded, with a gutter on the inner edge to re- 1 

 ceive the abdomen, and the central mesh (discal cell) closed I 

 behind by an angular vein. 4. Larva cylindrical, smooth i 

 or downy, and not striped on top of the back. 5. Color 

 of imago sulphur-yellow. 6. Females have yellow spots | 

 on dark border of fore-wing. J 



Genus 4. — 1. Antennae long with a curved knob. 2. Wingsl 



rounded and entire. 3. Head and thorax s2)otted with | 

 white. 4. Larva has projecting thread-like horns ar- 1 



ranged in pairs on top of second and eleventh segments 



5. Prevailing color of the imago of our species is tawny 



6. Size large. 7. See Genus 10. 



J 



37 



COhlAS. 



(Sulphur 

 Butterflies."- 



38 



DANAIS. 



