Cambridge Entomological Club, 1874
PSYCHE

A Journal of Entomology

founded in 1874 by the Cambridge Entomological Club
Quick search

Print ISSN 0033-2615
January 2008: Psyche has a new publisher, Hindawi Publishing, and is accepting submissions

Article beginning on page 71.
Psyche 7:71-72, 1894.

Full text (searchable PDF)
Durable link: http://psyche.entclub.org/7/7-071.html


The following unprocessed text is extracted from the PDF file, and is likely to be both incomplete and full of errors. Please consult the PDF file for the complete article.

April 18~4.
PSYCHE.
EARLY STAGES OF SPILOSOMA LATIPENNIT
BY CAROLINE G. SOULE, BROOKLINE, MASS.
The eggs, which were received from Miss green with food, a broken subdorsal and Morton, were laid June 9th and loth, 1893. lateral line of gray dots on each side.
Warts
They were very small, hemispherical, pale very pale yellow, with a large bright yellow yellow-white, and were laid in an irregular one on each side of eleventh segment, just mat, the flat side on the paper. below the dorsal line. Face-marks less 3une 18th.-The eggs grew lead-colored :
noticeable. Hairs longer, especially over the then two dark lines and three pinkish dots head and Qn eleventh segment, and with showed in each egg, and just before g P. M. the young larvae hatched. The larvae were a trifle over 1-16 inch long, sparsely covered with long blackish hairs, and were of a
pale yellow color until they grew green
with food. There was a dark spot on each side of the face, and the mouth-parts were pinkish. There were three rows of dark
warts on the dorsum, and a dark spot on
eleventh segment. The larvae were slug-
gish, and ate little except their egg-shells which were entirely eaten.
Plantago major
was supplied.
June zd.-The larvae spun little mats
on the tin and remained motionless, look- ing thick and dull.
June 3rd.-First moult.
The larvae were
3-16 inch long, yellower than before, and had a glassy green look after eating. The feet and props were transparent, pale yellow. There were no dark warts or marks, except the face-marks and mouth-parts as before. The hairs were black on the dorsum, white elsewhere.
June 27th.-They became quiet again,
after eating better in this stage.
yune 28th.-Second moult. Length 4
inch; yellow and transparent, till green with food. Not as glassy as before. Hairs longer, and a little denser. No other
change".
July 2nd.-Became quiet.
July 3d.-Third moult. Length f inch.
General effect hairy and gray. Head yellow with dark face-marks and mouth-parts as
before. Feet and props pale yellow. Body more dark ones. During this stage the
larvae ate more, but were still very sluggish. July 7th.-Became quiet.
July 8th.-Fourth moult. Length one inch
in most cases.
Head and feet pale yellow.
Props gray with pale yellow tips;.
Mouth-
parts pinkish brown.
Body gray with darker
subdorsal and lateral lines. Warts on
eleventh segment pale yellow and conspic- uous, elsewhere gray. Hairs almost all
gray, with a few white ones over the two ends. The general effect was very hairy and maltese gray. In this stage the larvae were less sluggish, moving very rapidly, and ate more Like the other "hairy caterpillars" they curled up when touched or shaken from the leaf.
July 11th.-They became quiet
July isfh.-Fifth moult. Length I& inches. Head and feet pale yellow.
Props pay with
yellow tips. Body dark gray. Hairs chiefly tan-colored, with a few long black ones. No light warts Spiracles white and noticeable foi the first time, those on eleventh segment being largest.
Juy 15th .-Became quiet.
July qth.-Sixth moult. Length 14
inches for the largest ones.
Head deal yel-
low-brown, horny-looking, with dark brown upper half: Median sdtnre deep. Feet clear yellow-brown. Props dark brown u ith putty- colored tips. Body velvety dark brown,
almost black. Hairs dark tan for the lower third, black the rest of their length. Spira- cles very conspicuous, white, largest on eleventh segment. General look - blackish- Ps\&e 7 07 1-72 (pre.1903). hfp //psyche aitclub org/7/7.0071.html



================================================================================

72 ~Cfl~!??. [April 1894.
tan. In thb stage the larvae were most leaves, without spinning. active, moving very rapidly. The general July ~1st.-Pupae cast the larval skin. appearance was like very fine Russian sable! Length of pupa 5-16 inch, stout, black, with At this time three wereone moult behind the the segments punctate and having well- first ones, and three were two moults behind. defined ridges. Spiracles bright orange. July z8tft.-The first ones spun their Anal end with several sharp points. Eyes cocoons between leaves, or lay quiet under and antennae well defined, wing cases short. -
THE SEVENTH VOLUME OF PSYCHE
Begins in January, 1894, and continues through three years. The subscription
price (payable in advance) is $5.00 per volume, or $2.00 per year, postpaid. The
numbers will be issued, as in Vol. 6, on the first day of every month and will con- tain at least 12 pages each.
No more than this was promised for the sixth volume, but the numbers have actually averaged more than 16 pages, and in addition 21 plates have been given and more than 50 other illustrations, We prefer to let performance outrun promise, but when a larger subscription list warrants it, we shall definitely increase the number of pages. Vols. 1-6, Complete/Unbound, - Now sold for $29.00. Vols. 1-6, and Subscription to Volume 7, - . $33.00. -
A.SMITH & SONS. 121 NASSAU STREET. New Vork. MANLTACTURERS
GOODS FOR
Klaeger and Carls
LOGISTS,
Pins, Setting
Boards, Folding Nets, Locality and
Special Labels, Forceps, Sheet Cork, Etc. Other articles are being added, Send for List. JOHN AKHURST,
TAXIDERMIST AND DEALER IN ENTOMOLOGICAL SUPPLIES. Fine Carlsbader Insect Pins a spe-
cialty. Price List sent on application.
78 Ashland Place,
IMPROVED ENTOMOLOGICAL FORCEPS.
BROOKLYN, N. Y.
å
--
DULAU &- CO., FOREIGN BOOKSELLERS,
1
PAPILZO BUDDHA.
37 Soh0 Square, London (W.) , England,will forward gratis and post free to any address their new Ento- mological Catalogues, Parts 23-30.
Finest specimens, each five shillings or 10 for 2.
T. KRAPF, Missionary,
Bethel, near Bielefeld, Germany.




================================================================================


Volume 7 table of contents