a 
~ ENTOMOLOGICAL NEWS 
ZEDINGS OF THE ENTOMOLOGICAL SECTION 
| ACADEMY OF NATURAL SCIENCES, PHILADELPHIA. — 
JULY, 1908. No. 7. 
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CONTENTS: 
Busck—Descriptions of two new Gele- 
Goeevcccescceces ™S chidac from pa mae ager oncesg 316 
eeeeeetseeeseee Dee Schacfier — New ‘oleoptera, ~ 
on yal — Histeridac.... 318 
Patch —C normani Grote ... 321 
BEG). cccrcccccce pI Cockereil- Base of the genus Nomada, 
belonging to the group of N. « 
se asdtdashdans $i | Paxson—Numerical Distribution of > 
EMSREED .. . ccodsccuccvetercacens 
gical Literature ........----- 339 
eeececcceesececcoces ms) | ONotes ROWS. 0s cencdassasecovanaenn ae 
Doings of Societios .........0+.cecee* Me 
Noon te Lie Hy of Noa gs Ge 
ag By W. R. Watton, Harrisburg, Pa. 
ad ? (Plate XID 
° Early i in the spring of 1907 the writer discovered evidences 
"of the larva of a lepidopterous insect boring i in the stalks of the 
common cat-tail rush (Typha) at Harrisburg, Pa. After a 
_ diligent search, a dead larva, much discolored, was secured 
and also the remains of a pupa shell which was within the bur- 
_ row of the insect; these burrows were considerably more than 
4 a quarter of an inch in diameter and extended from 8 to 14 
finches above the surface of the ground, leaving in most in- 
4 __ stances only a thin wall of tissue to support the stalk of the 
As the weather for some weeks after this was unusually 
cold and stormy, no further observations were attempted until 
June toth, when a search was instituted in hope of securing 
_ the larva above mentioned. We were soon rewarded in finding 
_ it in several stages of growth within the stem of the plant. 
From all appearances the larva feeds for a time on the sheath 
of the stem, as the smaller ones were doing at this time. As 
_ it increases in size it bores directly into the succulent central 
_ shoot, where it afterward remains until emerging as a mature 
295 
