_ENTomoLosiCcaL NEWS. 87 
uted the cause to the increase in numbers of the 
Mr. Rockwell reported whee fitus common during the past 
hh A. Grossprck, Secrelary. 
ile cee at Newark Entomological Society 
a sb d on the 13th of the month at the residence of Mr. 
f. Brelime, the Presidént in the chair, and eighteen mem- 
bers present. A vote of thanks was tendered to Prof. J. B. 
{ eee and Messrs. E. J. Smith, of Natick, Mass., and C. F. 
Harbison, of Dayton, Ohio, for contributions of separates and 
toward the formation of a new library. Mr. 
pny: mass, GE opel wes ected a tember of the 
. Otto Buchholz gave an interesting account of his ex- 
ded trips to Southern California and Arizona during the 
} summer. In California he found the territory so gener- 
iy under cultivation that really good collecting ground for 
jidoptera was difficult to find. Im Arizona he located at 
: ee County, an exceedingly rocky country, 
i chiefly at an elevation of between six and seven 
t feet altitude. In all between seven and eight thou- 
SUE MAES AeRigdddetere and tered to Sout thousand 
of Coleoptera were collected, besides a lot of mis- 
cca omer es Most all of the 
sect material was taken at light. Sugaring yielded small 
resus, though it had been persistently followed throughout 
| ae, Collecting on tree-trunks was very poor, practically 
: = having been taken in this way, and he attributed the 
ase to the insectivorous birds, the lizards, and a species of 
- mantid which he found very numerous. 
____ Mr. Buchholz also exhibited light- and dark-colored cocoons 
_ Of Hyperchiria pamina, the difference in shade being due to 
environment at the time of spinning. Those larve left to 
spin up in leaves produced the usual brown cocoons, while 
others of the same lot, on being transferred to a box contain- 
ing bits of white paper at the time indications of spinning 
were manifested, produced light-colored ones. The fact that 
