726 NEW NORTH AMERICAN COLEOPTERA—LINELL. vol. xvin. 



rugosely punctate, discal costte feeble. Pygidiuin very convex, longer 

 tluni broad, narrowed toward apex, rather coarsely, not densely punc- 

 tate. Metasteruuni sparsely hairy, finely, not densely punctate. Claws 

 with a feeble subbasal tooth. 



Male. — Antennal club slightly longer than the stem. Abdomen 

 slightly flattened; penultimate segment broadly emarglnate, with the 

 margin at middle depressed, slightly roughened ; last segment truncate, 

 vaguely concave, sparsely granulate. Fixed tibial spur very short; 

 outer long, lanceolate. Claspers symmetrical, deeply bifid, the outer 

 branch short, lateral, the inner branch long, straiglit, with a strong tooth 

 toward apex on inner side. 



Length, 10 mm. Two male examiiles, Florida, accession 23153 (from 

 Charles Palm of New York). 



Types.— ^o. 567, U.S.X.M. 



LACHNOSTERNA PARVA, new species. 

 (Group Ephclida, Horn.) 



Very elongate, cylindrical, dark brown, shining, glabrous above. 

 Head piceous, short, moderately broad, deeply and sparsely punctate; 

 clypeus short, concave, sparsely punctate, with margin moderately 

 refiexed, feebly emarginate. Anteunfc 10-jointed. Thorax short, 

 eveidy convex, sparsely and not coarsely punctate; lateral margins 

 parallel behind, strongly rounded in front; anterior angles obtuse, 

 posterior rectangular. Elytra rather coarsely, rugosely punctate; 

 discal costte very feeble. Pygidium narrowed toward apex, as long 

 as broad, densely, moderately coarsely, punctate, smoother at apex. 

 Metasternum densely and finely punctate, with long hairs. Abdomen 

 sjiarsely and finely punctate. Claws with a small acute tooth before 

 the middle. 



Male. — Antennal club longer than the stem. Abdomen fiattened 

 along the middle; penultimate segment asperately rugose, broadly 

 emarginate, obliquely i^licate each side; last segment deeply concave 

 at middle, with an elevated cusp each side near the margin within the 

 concavity. Fixed spur very short, nearly atrophied; outer spur long, 

 slender. Claspers symmetrical, short, undivided; apices triangular, 

 obtusely pointed, grooved on the outside. 



Length, lU mu). Two male examples (accession 23853) from Mr. 

 Charles Palm, of New York. 



Types.— ^o. 568, U.S.N.M. 



This species resembles L. hoops, Horn, in size, color, and form, but 

 has entirely different structural characters. 



LACHNOSTERNA ALPINA, Schwarz, MSS. 

 (Group FuNca-Fraterna, Horn.) 



Ovate, robust, broader behind, rufocastaueous, shining. Head small, 

 slightly convex, piceous, moderately densely and finely punctate; 

 clypens flat, rather densely, not coarsely punctate; distinctly emar- 



