176 long's second expedition. 



(From Narrative of an Expedition to the source of St. Peter's river, &c., 

 under the command of Stephen H. Long, Major U. S. T. E., Vol. 2 ; 

 Philadelphia, 1824, pp. 268—378.) 



ORDER OOLEOPTERA. 



CICINDELA Linn. Latr. 



C. LONGiLABRis. — Blackish ; elytra spotted and banded with 

 white ; labrum long. 



Inhabits North-west Territory. 



Head and thorax slightly tinged with greenish ; antennas, [269] 

 basal joints, blue-black ) labrum white, nearly as long as broad,obtuse- 

 ly longitudinally carinated, obscurely tridentate at tip, and a little 

 dilated at the lateral base ; mandibles white on the exterior edge 

 near the base : palpi dark blue, or cupreous ; elytra with rather 

 large, dense punctures ; a humeral spot, another before the mid- 

 dle on the margin, a reclivate, nearly transverse band on the 

 middle, and a spot at the posterior curve of the elytra, white j 

 venter black, with a purplish reflection. 



Length less than three-fifths of an inch. 



Var. a. The spots of the elytra obsolete. 



This insect seems to approach nearest to C. vulgaris nob. (Trans. 

 Amer. Philos. Soc. vol. 1. new series,) but it is sufficiently dis- 

 tinct by the following characters. The labrum is twice as long, 

 and the punctures of the elytra are more than double the size. 

 The venter is sometimes dark green. 



[Allied to the European C. si/Ivafica ; and subsequently des- 

 cribed by Kirby as C. albilabris (Fauna Bor. Am. 12 : I have a 

 green variety from Newfoundland. — Leg.] 



2. C. TERRICOLA. — Black; a white line at the tip of the elytra. 



Inhabits North-west Territory. 



Body destitute of metallic lustre ; labrum white ; breadth more 

 than twice the length ; tip three-toothed, intermediate tooth conic 

 acute, the lateral teeth angulated obtuse ; mandibles white on the 

 exterior base ; thorax a little hairy ; elytra with scattered very 



