1280 FAMILY LVI.— CISTELID.E. 



//. TlKirnx flattened on the sides near base; nnder snrfaee pieeous, 



the anal segments not darkei-. lugubris. 



kk. Eyes nmeh larger, separated by not more than their width; color 



pale brownish-yellow, head and thorax darker. horni. 



2308 (7G15). Mycetociiakk.s iiai.demani Lee., New Sp. N. Am. Col., I, 

 1866, 140. 

 Oblong, sul)parallel, convex. Blackish-pieeous, strongly shining; elytra 

 each with a large oblique reddish spot extending from near the suture to 

 humerus ; tlbiie, tarsi and basal portion of antennte reddish-yelloAv. Eyes 

 small, separated by four times their width. Thorax nearly twice as wide 

 as long, convex, sides strongly rounded; surface, as well as that of elytra, 

 very finely and sparsely punctured. Elytra parallel to basal third, thence 

 rather acutely narrowed to apex. Length 4-4.5 mm. 



Marion, Vermillion. Dubois and Perry eoiintifts ; rare. May 23- 

 June 11. Our smallest form, easily recoffnized by its almost smooth, 

 polished snrfaee. 



2360 (7616). Mycktociiarks fraterna Say. .Tourn. I'hil. Acad. Nat. Sci., 

 III. 1S2:'.. 270: ii>id. II, ir.;». 

 Elongate-oblong, parallel, subdepressed. I'iceous-black, shining; au- 

 tenuic, palpi and tarsi reddish-brown; elytra witli an oblique, pale yellowish 

 spot on basal third; pubescence fine, short and sparse. Eyes separated by 

 a little more than twice tlieir width. Thorax twice as wide as long, as 

 wide or slightly wider than base of elytra, sides broadly curved; surface 

 rather finely and sjiarsely punctate, witli a broad, distinct impression on 

 middle near l)ns('. and a more f"cel)](> one each side. Elytra rather finely 

 and unevenly punctured, with one or two vague stri;u near the suture. 

 Length 4.5 r(..'"i nun. 



jMarion, Putfiam and Dubois counties; rare. IMareh 23-June 29. 



2;!70 (lo.C>7!>). iMvi'ETociiARK.s mkoaeocs Casey, Ami. N. Y. Acad. Sci., VI, 

 ISOl. 12'.». 

 lOlongate-oblong. sul»parailcl, snbcnnvex. Black, shining; under sur- 

 face piccons: legs and anfennjc dark reddish-brown, the latter paler at 

 base. Eyes as described in key. Thorax not (luite twice as wide as long; 

 sides nearly straight and subiiarallel on basal third, thence broadly rounded 

 to apex; disk finely and sparsely punctale, the impressions more feeble than 

 in frafcnni. Elytra t^iual in width to tiiorax, parallel to apical third, thence 

 obtusely rounded to tiiis; surface sparsely and rather roughly punctate, the 

 stri;" evident on inner half, obsolete or nearly so on sides. Length 4.5 mm. 



Lake, Kosciusko and Marion counties; rare. IMay 22-June 19. 

 One taken from an old coat in the l)acl; yard of a city residence by 

 V. Raker; also bi-ed from wilb)w. The larger eyes and less strongly 

 rounded sides of thorax distiuLiuish this from fralcrna, which it 

 otherwise very much resembles. 



