136 



basilar portion of the bed of the rostrum is concave and has a semicir- 

 cular outline, and its margin, viewed under a strong magnifier, is minutely 

 serrulate. 



FAMILY EDESSIDit. 



386. Edessa nebulosa Kirby. — Length of body 3-4 lines. Three 

 specimens taken in the journey from New York to Cumberland-house, 

 and in Lat. 65°. 



Body pale yellowish, sprinkled v/ith black impressed punctures, most 

 numerous and largest on its upper surface, which is clouded with reddish- 

 brown, or blackish shades ; the antennae are of a reddish-yellow ; the 

 lateral angles of the prothorax are more acute than in the Pmtatoma ; the 

 scutellum is acuminate or attenuated at the apex ; the lateral margin of 

 the abdomen has a black spot on each segment, which sometimes appears 

 on the ventral segments. 



Variety B. Smaller, with the ventral segments of the abdomen 

 rufescent, and the clouding of the upper surface of the body blacker ; the 

 thorax also is black posteriorly. 



FAMILY CAPSID^. 



387. MiRis PUNCTULATUS Kirby, — Length of body 3 lines. Two 

 specimens taken in Lat. 65°. 



[278.] Body oblong, pale, somewhat lurid with a very slight tint of 

 green. Head triangular, impunctured ; eyes a little embrowned, pro- 

 minent ; antennje as long as the prothorax, subtestaceous with the two last 

 joints and the underside of the first black ; thorax, scutellum and heme- 

 lytra very minutely punctured \ a small portion of the prothorax adjoining 

 the head is separated from the rest by an impressed sinuous line and is not 

 punctured ; legs pale ; abdomen subpyramidal, black above, pale under- 

 neath. 



388. MiRis VENTRALis Kirby. — Length of body 3 lines. Taken with 

 the preceding. 



Very similar to M. punctulaius, and perhaps only a variety, but the 

 hemelytra are faintly clouded with black, the underside of the abdomen is 

 dusky with two longitudinal reddish spots or stripes. 



FAMILY ACANTHI AD.«. 



389. Aradus tuberculifer Kirby. — Plate vi., fig. 5. Length of 

 body 3^ lines. A single specimen taken with preceding. ^ 



