June, 1897.] DYAR : LlFE-HlSTORIES OF N. Y. SLUG CATERPILLARS. 61 
so various. There is usually no permanent color till stage IV and after 
that the differently colored larvae gradually differentiate themselves. I 
have followed out the full life history of the Long Island form in two 
instances, but do not find enough to warrant redescribing the stages in 
full. 
Food-plants .—Oak, chestnut, bayberry, Andromeda , beech, sour 
gum ( Nyssa ) and wild cherry. 
EXPLANATION OF PLATE III. 
Fig. 1. Euclea delphinii, natural size. 
“ 2. Form querceti. 
“ 3. Form inter]ecta. 
“ 4. Form viridiclava. 
“ 5. Form elliotii. 
“ 6. Larva from Dutchess Co., form C. 
“ 7. The same, form E. 
“ 8. The same, form D. 
“ 9. Larva from Long Island, form A. 
“ 10. A short horn of subdorsal row X 45 > with adjacent skin granules. 
“ 11. A detachable spine of the Florida larva X I 75 - 
“ 12. The same from a Long Island larva with one pair of patches. 
“ 13. The same from a larva with two pairs of patches. 
“ 14. A spine without the basal bulb ; rare; X I 75 - 
“ 15. An unusually short spine; Florida larva. 
“ 16. A caltrope from among the detachable spines. 
“ 17. Caltropes in position on a lateral horn X I 7 S* 
Parasa chloris Herrich-Schaffer. 
1854— Necera clitoris Herrich-Schaeffer, Ausser. Schmett. fig. 176. 
1864— Limacodes viridus Reakirt, Proc. Ent. Soc. Phil. Ill, 251. 
1881 — Far as a fraterna Grote, Papilio, I, 5. 
1882— Parasa fraterna Grote, Check List, 17. 
1891— Parasa chloris Dyar, Trans. Am. Ent. Soc. XVIII, 154. 
1891— Parasa chloris Smith, List Lep. 28. 
1894— Parasa chloris Neumoegen & Dyar, Journ. N. Y. Ent. Soc. II, 72. 
Larva. 
1864— Reakirt, Proc. Ent. Soc. Phil. Ill, 251. 
1887— Hy. Edwards, Ent. Amer. Ill, 169. 
1891— Dyar, Trans. Am. Ent. Soc. XVIII, 154. 
1893— Packard, Proc. Am. Phil. Soc. XXXI, 91. 
1894— Dyar, Ann. N. Y. Acad. Sci. VIII, 217. 
Special Structural Characters. 
Dorsal space broad, of nearly even width, except at the extremities, 
where it narrows considerably. The dorsum rises abruptly to a maxi- 
