322 ACADEMY OP NATURAL SCIENCES 



Closely allied to tlic preceding, but is much smaller, and the 

 markings are always different. 



8. M. 0-PU.\CTATUS. — Blackish; elytra with three spots of 

 yellowish hairs. 



Mycetophayiis Qt-punctatus Melsh. Catal. 



Body blackish-brown, with short yellowish sericeous hairs : an- 

 tenna; with the three last joints larger : labrum yellowish : thorax 

 with an abbreviated, obsolete longitudinal line on the posterior 

 mar'>-in, each side: elytra with regular series of hairs, more 

 obvious towards the exterior margin ; a dense group of hairs on 

 the middle of the base, forming a spot on that part; a subsutural 

 one is before, and another behind the middle : beneath piceous : 

 tarsi paler. 



Length rather less than one-tenth of an inch. 



Very distinct from the preceding. 



[Belongs to Litargva Er. — Lec] 



4. 31. DIDESML'S. — Blackish ; elytra with two bands and obso- 

 lete tip, pale rufous. 



Body blackisli-piceous, Avith short yellowish-sericeous hairs : 

 head piceous : antennae somewhat clavate : thorax with the pos- 

 terior angles rounded : elytra with a pale rufous, slightly oblique 

 baud near the base, and another beyond tlie middle ; tip obso- 

 letely pale rufous : feet pale. 



Length much less than one-tenth of an inch. 



[Also a L{tar<jus.—\jY.C.'] [262] 



LYCTUS Fabr. 



\. L. iiEFLEXUS. — Chestnut; thorax punctured, slightly nar- 

 rower behind ; elytra striate. 



Inhabits Pennsylvania. 



Ljirtns. (nncnWonia ? Melsh. Catal. 



Head with numerous, large, deep punctures ; a longitudinal 

 rather wide indented line each side, near the eyes: antenna; 

 rather robust, shorter than the thorax: thorax with large numer- 

 ous j.unctures, gradually a little narrowed behind, without any 

 impressed line or elevation; lateral edge dusky: scutel convex, 

 roundod : elytra with somewhat large striae, in which are large 

 punctures ; terminal edge reflected. 



Length three-twentieths of an inch. 



[Belongs to Pycnomcrus Er. — Lec] 



[Vol. V. 



