88 ENTOMOLOGICAL NEWS. [Feb., ’08 
the larvee were fed throughout their lives on the same food in 
the same cage, and were yet able to spin differently colored 
silk, is extremely interesting. Mr. Buchholz said that the 
eggs of 7. pamina hatch in precisely twenty-one days. 
Mr. Gerstencorn exhibited specimens of hybrid moths pro- 
duced by mating a male Smerinthus ocellatus with a female 
S. populi, both European species. The larve of both forms 
normally pass through four instars, but those of the hybrids 
passed through only three. The adults parted from copula- 
tion on May 14th and egg-laying began at once, the ova hatch- 
ing on the 22d of the same month. The first moult was made 
on May 27th, the second on June 2d, and the last on June 8th, 
the larve entering the ground to pupate on the 14th of that 
month. ‘The first imago emerged on the 8th of July and two 
others came out shortly afterward ; the remaining pupz did 
not disclose their imagines, and are passing the winter in good 
condition. 
J. A. GrossBEcK, Secretary. 
The November meeting of the Newark Entomological Soci- 
ety was held on the 8th of the month at Ferrg’s Hall, the 
President in the chair, and fifteen members present. A vote 
of thanks was tendered Mr. Wm. Beutenmuller for the presen- 
tation to the Society of a copy of his monograph of Sesiidee, 
and to Mr. Geo. A. Erhman, of Pittsburg, for papers on Lepi- 
doptera and Coleoptera. Mr. John Koller, of Newark, was 
proposed for membership and unanimously elected. 
Mr. Wormsbacher exhibited a specimen of the recently 
described Limenttis ursula, var. albofasciata Newc., together 
with the type and allied species and varieties. Immediately 
following the short meeting the twenty-third anniversary of 
the Society was celebrated by a supper, at which all-around 
good humor prevailed. 
J. A. GrossBEcK, Secretary. 
The December meeting of the Newark Entomological Soci- 
ety was held in the annex of the destroyed Turn Hall, at 182 
William Street. A vote of thanks was extended to Dr. C. J.S. 
