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fourth segment with four orange tubercles; tenth and eleventh with 
the four tubercles dark brown; twelfth with only two dorsal dark 
ones, the lateral wanting. These Caterpillars feed only on species 
of Aristolochia, as the Dutchman’s Pipe, Virginia Snake-root, and 
the Woolly Aristolochia. They are found on the leaves in July and 
August. 
Papilio asterias, Fab. The Asterias Butterfly. 
When fully grown, the larvae are about one inch and three- 
quarters in length; bright pea-green or greenish-yellow in color, 
with a transverse black stripe on each segment; in each black 
stripe are six bright yellow dots, three on each side of the body. 
Body paler beneath; feet dark. The soft retractile horns of the 
first segment are orange-colored. When very young they are black, 
with a broad white band across the middle. They are found in 
June and July, feeding on the leaves and flowers of parsley, carrots, 
parsnips, celery, anise, dill, carraway, sweet fennel, and some 
native umbellate plants. 
Papilio ajax, Linn. The Ajax Butterfly. 
The larvae of this species, when very young, are black, covered 
with minute papillae bearing fine hairs. After the first molt they 
are ash-colored; when full grown the color is darker, quite black on 
the four anterior segments, and dorsally throughout, each segment 
crossed by five pale lines. The ground color varies in the different 
varieties, being sometimes gray and sometimes bluish-green, with 
one transverse line on each segment bright yellow. Length, when 
full grown, about one and a half inches. Feeds on the leaves of 
the Pawpaw. 
Papilio troilus, Linn. The Troilus Butterfly. 
When first hatched, slate-colored above, with an eye-like black 
spot on each side of the third segment, behind which is an elongate 
w r hite spot, and top of eleventh segment white. After first molt 
the general color is olive-brown, the white spots w r anting, and on 
the back are two rows of blue dots. When full grown the back is 
pea-green, sides yellowish, and the head and under side pink; a 
cross black line on the first segment; two orange-colored spots on 
the third and fourth—those on the third wdth black centers. Length 
about two inches. Found in June and July, feeding on the leaves 
of Sassafras and Prickly-ash, partially folding them with a slight 
web; will also occasionally eat the leaves of the Lilac and Spice- 
busli. 
Papilio turnus, Linn. The Turnus Butterfly. 
The larva, when first hatched, is black, the body roughened with 
small brownish-black tubercles; the second segment is elevated and 
flesli-colored; a small white spot on the seventh and eighth seg¬ 
ments. When full grown the body is olive-green, appearing as if 
dusted with white powder, with white hairs issuing from those 
