Page:The day butterflies and duskflyers of New England, how to find and know them (IA daybutterfliesdu00knob).pdf/6

 that

do not transform

least

once a day,

kept

in

in the

in water.

wide-mouthed

ground, light cages of gauze

may be

used, placing the food, which

The worms should never be exposed

bottles, or

even

in

common

tumblers covered with gauze, having sand enough

For

enable them to complete their transformations.

must be renewed

Caterpillars of small

to the sun.

leaf miners,

where

it

is

in

at

moths may be the bottom to

essential to preserve the leaf

till

the

gone through with its transformations, "a glass jar, tumbler, or jam-pot" (as Packard recommends), "the the bottom of which has been covered with moist top of which has been ground to receive an air-tight glass cover, Thus a larva in the summer will have to be fed but two or three times white sand, will keep a leaf fresh for a week.

insect has

before

it

up, they

changes; and the moth can be seen through the glass without taking off the cover." As the pupae easily dry The pupae of fall caterpillars do not change to the perfect insect till the following should b? kept moist.

summer, and during the time should be covered with damp moss and kept in a cool place. The observer should note clown the states of the different transformations in a book kept for the purpose, accomThe food plant should be particularly panied with full an;l accurate descriptions, and drawings when practicable. spring or

given. for the

When worm

an insect

to

become

is

reared from the egg the state of hatching should be noted, the length of time required

full fed,

and the period

remains

it

in the

pupa

state, as well as the state of

appearance of

the imago.

The

swallow-tails, belonging to the family PapiHoni&e, are

are found during

summer

quite

common

spots along the margin of the wings

and sulphur



its

in fields

and meadows.

largest

of Argynnis have the under side of the wings sprinkled with spots of silver.

it

abounds 4

in

butterflies,

and

Papilio asterias is a black butterfly with yellow

upon grasses, and are green, hairy

brown, with eye-like spots near the hinder margin

and most common

green and black, and feed upon parsnips, celery,

larva; are

butterflies in the larval state feed

among our

open woods.

caterpillars.

Siifyrtis

The

The

etc.

The

white

different species

has broad wings of a delicate

azure butterflies, and the class