Cambridge Entomological Club, 1874
PSYCHE

A Journal of Entomology

founded in 1874 by the Cambridge Entomological Club
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Article beginning on page 281.
Psyche 5:281, 1888.

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*
August-December 1889.1 f'SYfzfY.3.
I obtained the eggs a number of times
during the month of September.
They were
from confined females, deposited on the
sides of the breeding cage, apparently being glued to the wood. They are black, 2.5 to 3 mm. long, subcylindrical in shape, with numerous longitudinal ridges having jagged edges. At the lower end is a distinct flange, inside of which is a circular depression, from which arises a conical projection as shown at a in the accompanying illustration. These eggs are probably glued to the bark of trees, especially evergreens, as surmised by Mr. Uhler, and apparently this is the state in which the species passes the winter. 1 am indebted to nay assistant, Miss Freda Detmers, for the drawings from which the accompanying figures have been reproduced. Clarence Moores Wed.
DESCRIPTION OF THE LARVA OF OSMODER-
MA SCABRA, BEAUV.-COLOR. Head testa-
ceous, mandibles piceons ; body sordid white, becoming semi-translucent toward the poste- rior portion, showing the color of the con- tents of the body; covered sparsely but
regularly with reddish-brown hairs; on each side of the first segment is a corneous testa- ceous patch ; spiracles and extremities of the thoracic feet also testaceous.
HEAD sub-ovate, slightly rugose, shiny
posterior portion and sides well rounded; anterior portion angulated and somewhat
truncate.
CLYPEUS transversly oblong, sides ob-
lique, broader than long.
LABRUM rugose, rounded at the sides
nnd front, a little broader than the clypeus, but not as long.
ANTENNAE four jointed; first joint cylin- drical, swollen at the apex; second and third joints about half as long as the first, also swollen at the apex; fourth joint conical, and about as long as the first.
MANDIBLES stout, quadridentate, at the
apex, excavate internally, base prominent with three broad blunt teeth.
MAXILLAE prominent, rather stout, not
extending beyond the mandibles; lobe sub- cylindrical, with a sharp bristle at the apex. MAXILLARY PALPI extending beyond the
lobe, three jointed; first and second joints subgloboqe, terminal joint longer, conical. LABIUM subquadrate, somewhat broader
than long.
LABIAL PALPI, two jointed. first joint
cylindrical, second joint longer, conical. BODY curved, stout: rounded above and
flattened beneath, with numerous; transverse wrinkles, except on the last segment which is smooth.
LENGTH about 35 mm. WIDTH about 15
mm. Lives socially in decaying wood of
sweet gum (Liqttidaftzbar), hickory (Car- ya). poplar (Pupulits), willow (Salts'), syca- more (Plantanus), sassafras (Sassafras), maple (Acer), oak (~z~ercus), and chestnut (Casfanea).
William Beufenmuller.




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