812 ZOOLOGY— INSECTS. 



DASYTES RUFICOLLIS. 

 Plate XLI, Fig. 5. 



Body testaceous, shining, and clothed with grayish pubescence ; head 

 and thorax reddish-yellow, finely punctured, clothed with cinereous pubes- 

 cence, the latter rounded and wider than long ; elytra dark-bronzed, with 

 the sides and apex reddish-yellow, finely punctured and clothed with cine- 

 reous pubescence ; abdomen dark-bronzed ; prothorax and legs reddish- 

 yellow ; antennae reddish-yellow, with the last five joints dark piceous. 

 Length, 0.9 inch = 2 millimeters. Nevada. This species is readily known 

 from all others by its rufous head and thorax. 



EPICAUTA WBEELEPJ. 

 Plate LXI, Fig. 4. 

 Body black, covered with grayish pubescence ; thorax rusty-red. Head 

 sparsely punctured and covered with coarse, grayish pubescence ; medial 

 line black, shining; thorax rounded, as broad as long, covered witli a thick, 

 felt-like, reddish-brown pubescence, edged with lighter-colored, bristle-like 

 hairs ; elytra densely clothed with short cinereous pubescence ; body be- 

 neath black, with coarse, gray pubescence ; femora and tibire with a black 

 spot at the end ; tarsi and antennas black. Length, 0.35-0.40 inch — !)- 

 11.5 millimeters. Arizona. I dedicate this beautiful species with great pleas- 

 ure to Lieut. George M. Wheeler, Corps of Engineers, U. S. A., who, by 

 the large collections made under his directions, has rendered important 

 services to natural science. 



LYTTA LUGUBRIS. 



Plate LXI, Fig. 2. 



Uniformly black, moderately shining. Head quadrate, scabrous, with 

 large punctures, and a- small, frontal, yellow spot; thorax hexagonal, and 

 sculptured like the head; elytra evenly scabrous; body beneath more 

 shining and uniformly punctured ; legs and antenna 1 dark piceous. Length, 

 0.45-0.80 inch — 11.5-20 millimeters. Owens Valley, California. Resembles 

 L.childii ami mcerens, but maybe known at once by the angulated form and 

 coarser sculpture of the head and thorax. 



