634 BOSTON JOURNAL 



0. pleurites f Knoch. in Melsh. Catal. 

 Inhabits Missouri and Pennsylvania. 



Antennae black, second joint minute ; third joint as long as 

 the others: head black; clypeus anteriorly a little produced, 

 impressed in the middle ; thorax with three elevated, parallel 

 lines before the middle, and two behind the middle, a lateral 

 somewhat oblique line proceeding to the lateral edge, which is 

 obtusely a little contracted in that part : elytra with four elevated 

 lines, interstitial spaces with transverse, elevated, somewhat irregu- 

 lar lines nearer to each other than their own length. 



Length about one-fourth of an inch. 



6. 0. OBLIQUUS. — Black ; base of the elytra and each side of 

 the thorax yellowish. 



Inhabits Indiana. * 



Body black : antennae, second joint more than half as long as 

 the third : front tinged with ferruginous : thorax reddish-yellow, 

 with elevated lines enclosing a turbinate space in the middle, 

 with an elevated line extending from its centre to the anterior 

 edge, and an oblique one each side, extending to the lateral edge ; 

 edge elevated; disk black, extending to the base : elytra reddish- 

 yellow on the basal half, terminated obliquely at the middle ; 

 elevated longitudinal lines and intermediate transverse ones; a 

 quadrate black spot, including the black scutel. 



Length less than two-fifths of an inch. [157] 



PHENGODES Hoffm. 



P. PLUMOSA Oliv. 



P. testaccus Leach, Zool. Journ. 1824. 



Not uncommon for a short period in the autumn. Attracted 

 by the candle, they enter the house in the evening, and fly re- 

 peatedly against the ceiling in their efforts to escape. 



LAMPYRIS Lin. 



1. L. TRILINEATA. — Grayish-brown ; elytra with the margin 

 and three lines yellowish. 



Inhabits Mexico. 



Head on the front, pale carneous or yellowish : antennae black- 

 cinereous, basal joint whitish : thorax varied with dull yellowish, 



[Vol. I. 



