838 FAMILY XL. LAMPTRIDJE . 



Lake. Marion, Putnam. Vigo and Crawford counties; scarce. 

 April 20— July 30. Occur? on the flowers and foliage of black haw 

 and other shrubs ; also on tall blue grass in open woods. Described 

 from eleven specimens, all having the characters above given, and 

 therefore all males, if that sex only has the thorax lobed. 



XXIII. Trypherus Lee. 1851. (Gr.. '''weak.") 



Here belongs a single elongate species, having the elytra ab- 

 breviated as in the Staphylinida?. the inner wings much longer and 

 covering the surface of the abdomen in repose. Eyes large and 

 prominent in the male, which has also the middle femora decidedly 

 thicker than in female. 



1600 (4972). Tbypheel s latipexxis Germ.. Ins. Sp. Nov... 1824, 72. 

 Elongate, slender. Dull yellow beneath : piceons above, the margins of 



thorax and tips of elytra dull yellow. Antennae dusky, slender, one-half as 

 long as body; third joint equal to second, a little shorter than fourth. Tho- 

 rax slightly wider than long, transversely oval, broadly rounded in front, 

 truncate behind. Elytra nearly twice as long as thorax, rugosely punc- 

 tured, tips rounded. Female with last dorsal segment trilobed at tip. 

 Length 6-7 mm. 



Throughout the State ; frequent, April 22— Tune 28. Occurs 

 especially on catnip and flowers of red haw; also on foliage of vari- 

 ous plants. 



XXIV. Malthixus Lat. 1806. (Gr.. "soft wax.") 



Head large, narrowed behind the eyes into a neck: antenna? 

 slender, with second joint equal to those which follow: elytra three- 

 fourths as long as abdomen, marked with rows of punctures. One 

 of the two known North American species occurs in Indiana. 



1601 (4975). Maithintjs occipitalis Lee. Proc. Phil. Acad. Nat ScL, V. 



1851. 345. 



Elongate, slender. Dull yellow ; head, middle of thorax and an irregu- 

 lar space behind the middle of elytra piceons ; tips of elytra lemon-yellow ; 

 apical half of antennae dusky. Thorax as wide as long, sides rounded: disk 

 sparsely and finely punctured and with a deep median impression on basal 

 half. Length 3 mm. 



Tippecanoe. Orange and Floyd counties: scarce. May 28— June 

 29. Hitherto recorded only from the Southern States. Occurs on 

 grasses in low. moist places. 



XXV. Malttjopes Kies. 1852. (Gr.. "'soft - form.") 



Species of small size and weak structure, having short elytra 

 which leave the inner wings partly exposed and folded along the 



