688 FIFTH REPORT OF THE ENTOMOLOGICAL COMMISSION. 



of an insect was heard iu one of the leaves of this table, which noise continued for a 

 year or two, when a large long-horned beetle made its exit therefrom. Subsequently 

 the same noise was heard again, and another Insect, and afterwards a third, all of 

 the same kind, issued from this table-leaf, the first one coming out twenty and the 



Fig. 226.— Larva of Monohamnms confu- 

 sor ; a top, 6 side view, nat. size ; d 

 upper, c under side of the head, enlarged, 

 e side, and/ under side of pnpa. — From 

 Packard in Hayden's Survey. 



Fig. 227. — Monohamnms confu- 

 sor, the beetle in its cell in a 

 piece of planed plank. — After 

 Packard. 



last twenty-eight years after the trunk was cut down. These facts are stated more 

 fully in the History of the County of Berkshire, published at Pittsfield in 1829, p. 

 39, This, I believe, is the longest period of an insect remaining alive in timber of 

 which we have any record, and it is desirable to ascertain, if possible, what insect 

 this was. John J. Putuam, esq., of White Creek, N. Y., was a young man residing 

 at his father's when these remarkable incidents occurred. On showing to him speci- 

 mens of all the larger long-horned beetles of this viciuity, he point.s to Cerasphorus 

 balteatus as being the same insect, according to the best of his recollection, but is 

 not certain but it might have been the Callidium agreste. 



" This testimony, in connection with what President Fitch, of Will- 

 iams College, says of the insect in the notice above referred to — ' its 

 color dark glistening brown, with tints of yellow ' — releases us from all 

 doubts upon this subject, as the agreste is of a uniform brown, whilst 

 the balteatus commonly presents traces, more or less distinct, of an 

 oblique yellowish spot or band near the middle of the wing-covers." 



Mr. Sereuo Watson adds the following case in a letter dated Her- 



