144 ENTOMOLOGICAL NEWS [May, '22 



the height of several feet and that they are "pugnacious little 

 devils." Such an ant might conceivably seize a resting drag- 

 onfly by its legs, but I have little doubt that the dragonfly was 

 the aggressor and that it plucked the ant from its perch, and 

 the ant retaliated by seizing a leg in a death grip. I have 

 elsewhere recorded tropical dragonflies with heads of stingless 

 bees attached to their legs. 



New North American Coleoptera. 



By A. B. CHAMPLATN and J. N. KNULL, Bureau of Plant 

 Industry, Harrisburg, Pa. 



The following paper presents a number of apparently unde- 

 scribed species in our collection. The specimens were not taken 

 in any particular region, but represent material collected and 

 received from various sources, as indicated in each description. 



\Ye are indebted to Prof. H. C. Fall, who has been of great 

 assistance to us in examining specimens, and for his opinions 

 in regard to the material ; also to Dr. Henry Skinner and E. T. 

 Cresson, Jr.. for the use of the Horn collection. 



Chrysobothris woodgatei n. sp. 



Robust, depressed, piceous, elevated spaces shining, ventral surface 

 with coppery bronze lustre. Head densely punctate and rugose, with 

 lon<s white pubescence. Clypeus broadly emarginate at middle, arcuate 

 each side. Antennae coppery bronze, third joint longer than following 

 joints, joints four to eleven, gradually narrowed. 



Prothorax twice as wide as long, widest in front of middle, obliquely 

 narrowed in front, arcuately narrowed toward base, surface convex, a 

 deep median densely punctate sulcus ; a broad, smooth, slightly elevated 

 space on each side, a narrower sinuous elevated space nearer to the side. 

 the surface otherwise coarsely and densely punctured, punctures with 

 long white hairs. Scutellum small, triangular. 



Elytra wider than prothorax, widest back of middle, sides parallel 

 near base, sinuate in middle, rounded on posterior third to broadly 

 rounded apices, lateral margin serrulate along its entire length, disk 

 convex, first costa expanded into a smooth area on basal half, apical 

 half a raised line, second and third costae somewhat interrupted into 

 broad, smooth sinuate areas, fourth costa a raised line parallel to lateral 

 margin, intervals very densely and finely punctate. 



Prestcrnum lobed in front, pubescent, with median smooth area. Last 

 ventral segment of abdomen serrulate along margin, submarginal ridge 

 not well marked, abdomen densely and irregularly punctate. 



