SUBFAMILY III. — ACANTHOSOMIN.E. 



205 



rather broadly exposed. Female with basal genital plates 

 much longer than broad. Other characters as in key, and under 

 subfamily heading. One species is known. 



147 (203). Meadorus lateralis (Say), 1831, 3; I, 312. 



Oblong-oval, subdepressed above, subconvex beneath. Above green- 

 ish yellow, rather evenly, not 

 thickly marked with coarse 

 reddish-brown punctures; an- 

 tennae reddish-yellow, the tip 

 of last joint blackish; elytra 

 with two vague reddish- 

 brown or pale fuscous cross- 

 bars; connexivum yellow, 

 with an oblong blackish spot 

 on each incisure; tergum red- 

 dish; under surface pale yel- 

 low, the punctures darker; 

 legs reddish-yellow. Cheeks 

 sparsely unevenly punctate; 

 tylus almost smooth, its front 

 half widened and with a 

 median groove. Pronotum 

 with front portion unevenly 

 punctate, the smooth areas 

 irregular and transverse ; 

 hind portion evenly and 

 :oarsely punctate. Scutellum 

 very coarsely and sparsely 

 punctate; elytra more finely 

 and rather closely so. Abdo- 

 men with minute distant 

 Length, 7.5 — 8.5 mm. ; 



S. (After Drake in Tech. 

 Coll. For.) 



punctures, 

 width, 4.5- 



those of thoracic 

 -5 mm. (Fig. 39). 



pleura coarser 



Mackinac Island, Mich., July 23 (W. S. B.). Minnesota (III. 

 Nat. Hist. Sun: Coll.). Ranges from Quebec and New England 

 west to the Pacific. Not as yet recognized from Indiana or Illi- 

 nois and in the east not recorded south of New Jersey. But 

 little regarding its habits is known. Van Duzee took it in the 

 Adirondacks of New York by beating trees. Except in New 

 England, where the records given by Parshley are numerous, 

 it appears to be scarce throughout its range. 



II. Elasmostethus Fieber, 1861, 78. 



Medium sized, elongate-oval species, differing from Meadorus 

 mainly by the characters given in generic key. The head is 



