1274 FAMILY LV;. — CISTELin.E. 



H. humcralis Lee., pieeous, antenna? fuscous, legs pale yelldw. 

 was described from Kentucky and has been recorded from Cin- 

 cinnati. 



■SiTir, (7.11(1). I-IYMIOKOKUS I'lLOses iMelsli., Proe. I'iiil. Aead. Nat. Sei., Ill, 

 1846, 58. 

 Obloug-oval. Dark reddish-brown to pieeous, shining; antennae, tibife 

 and tarsi paler. Eyes separated by more than their own width. Thorax 

 as wide at base as elytra, nearly twice as wide as long, the sides rounded 

 into apex ; hind angles rectangular : surface strongly sloping on the sides, 

 rather coarsely, deeply and sparsely punctate, with a shallow transverse 

 impression each side near base and another in front of scutellum. Elytra 

 nearly four times as long as thorax, the sides parallel ; surface with rows 

 of scarcely impressed punctures ; intervals feebly convex, sparsely and finely 

 punctate, ragulose near the apex. Length 7-S mm. 



Throughout the State; frequent. May 16-August 10. Occurs 

 on and lieneath the bark of the black willow, Salix nigra Marsh. 



2356 (7594). Hymenokus nigeb Melsh., Proe. Phil. Acad. Nat. Sci., Ill, 

 1846, 59. 

 Elongate-oval, rather slender and parallel. Black or pieeous, shining; 

 femora pale, autenme and tarsi pieeous ; pubescence ash-gi'ay and rather 

 flue. Eyes separated by a distance equal to their width. Tliorax three- 

 flftlis wider than long, sides straight and parallel almost to middle, thence 

 rounded into apex; surface finely and sparsely punctate, without impres- 

 sions near the base. Elytra not wider than thorax, their sides parallel and 

 nearly straight ; surface with rows of small, deep punctures, which are im- 

 jiressed only on basal half and become obsolete near apex; intervals finely, 

 deeply and sparsely punctate. Len.^th .";.:!-6 mm. 



Throughout the State ; frequent. June :2-.Iuly 6. Occurs on the 

 dead branches of oal?. 



Ii:i.i7 (10,6412). IlYllHNOKls MELSiiKiMURi (_'ascy. Alui. X. Y. Aead. Sri.. YI. 

 1891, 91j. 

 Ekiugate-oblong, parallel. Pi,-,M,us lilaek above; aiitenuio and legs pale 

 reddish-brown. Eyes separated by slightly more than their own width. Au- 

 teniiaj short, stout, not more than one-third as long as l);)dy. Thorax nearly 

 twice as wide as long, sides parallel and feebly curved beyond middle, 

 thence broadly rounded into apex; surface finely, sparsely .-uid deeply punc- 

 tate and with a faint impression ou middle of base. Elytra eijual to thorax 

 in width, sides parallel, nearly straight; disk with impressed rows of fine, 

 rather disfcint punctures; intervals minutely and sparsely punctate. Length 

 i-N mm. 



Lake and Kosciusko eouiitics; rare. .Inly 12-.Tuly 2L De- 

 scribed from ]\richig-an. 



