502 TRANSACTIONS OF THE 



9. B. INORNATLM. — Black ; feet piceous ; elytral striae obso- 

 lete, impunctured. 



Length one-tenth of an inch. 



Body deep black, polished ; antennae brown ; base and palpi 

 rufous ; thorax nearly as broad as the elytra, somewhat narrowed 

 behind, lateral edge hardly excurved behind, posterior angles 

 rectangular, basal edge rectilinear; elytra black, dorsal striae ob- 

 solete, obtuse, impunctured, lateral striae wanting ; feet piceous. 



Often under the bark of decaying trees. 



[Belongs to Tachi/a and was afterwards described as Tachi/ta 

 picipcs Kirby. — Lec] 



10. B. FLAVICAUDUS. — Piceous ; elytra with obsolete, im- 

 punctured striae and pale at tip. 



Length three-fortieths of an inch. 



Head blackish ; antennae, labrum, and palpi pale rufous ; tho- 

 rax piceous-black, tran.sverse quadrate, broadest in the middle, 

 not contracted behind, posterior angles rectangular, basal edge 

 rectilinear; elytra blackish, from near the middle to the tips 

 yellowish white, striae impunctured, wanting each side and at 

 tip, interstitial lines convex ; feet pale rufous ; venter piceous 

 at tip. [88] 



Var. a. Entirely testaceous. 



These I found very numerous under the bark of decaying 

 trees. 



[A species of Tachys. — Lec] 



11. B. PROXiMus. — Head and thorax piceous; elytra testa- 

 ceous with a blackish common disk, striae obsolete, impunctured. 



Length rather more than one-tenth of an inch. 



Head blackish piceous ; antennae rufous ; base and palpi 

 pale ; labrum rufous ; thorax piceous, transversely subquadrate, 

 slightly contracted behind, posterior angles rectangular, base 

 much broader than the pedicel, basal line slightly oblique each 

 side, dorsal line distinct, basal ones indented ; elytra testaceous, 

 a common black spot on the middle hardly attaining the margin, 

 region of the scutel dusky, striae very obtuse, obsolete, wanting 

 each side and at tip, impunctured, interstitial lines convex ; pectus 

 and postpectus piceous ; feet testaceous ; venter blackish, paler 

 at tip. 



[Vol. II. 



