22 CALIFORNIA ACADEMY OF SCIENXES. 



piceo-c.istaueous; femora piceo-castaneons, tibia? aud tarsi paler, brownisli- 

 nifons; anteuuai picecms at base, becoming fuscons iu the middle aud pale 

 testaceous at tip; palpi fnscons; iutegumeuts polished, very feebly snb- 

 alutaceons; pnbesceuce anteriorly very sparse, that of the elytra coarse, not 

 very deuse, that of the abdomeu more thau twice as dense, sericeous, fulvous 

 and conspicuous. Head moderate, as long as wide; base broadly and very 

 feebly arcuate, angles rather broadly rounded; sides parallel and extremely 

 feebly arcuate; epistoma rather strongly produced, broad, truncate at tip; 

 antennal tuberculatioiis small, rather prominent; surface rather finely and 

 moderately denselj' punctate; median line narrow, continuous throughout; 

 antenntB slightly shorter than the head and prothor.ix together; second joint 

 distinctly shorter than the third, very slightly longer thau the fourth. 

 I'rothorjx large, jnst visiljly wider than the head, slightly wider than long; 

 sides parallel, extremely feebly arcuate; base broadlj', evenly and rather 

 strongly arcuate; apes broadly and very feebly so; uuclial emargiuation one- 

 third as wide as the disk, very feeble; apical angles rather narrowly rounded, 

 basal broadly so; disk transversely, nearly evenly and rather feebly convex, 

 finely, very feebly and rather spai'sely jDunctate in the middle, slightly more 

 densel}' so at the sides; median impi;uctate area broad, equal, narrowly, very 

 feebly and longitudinally impressed near the base. Elytra at base distinctly 

 wider thau the pronotum; sides very slightly divergent posteriorly and 

 slightly arcunte, together broadly ami rather strongly sinuate behind; disk 

 feebly convex, narrowly impressed along the slightly elevated suture, more 

 strongly so at one-third the length from the ape>:, finely, deeply, sub-aspe- 

 rately, evenly and rather densely punctate; slightly longer than wide, aud 

 less thau cue-third longer than the pronotum. Abdomen rather short aud 

 broad, as wide as the elytra; sides parallel and distinctly arcuate; surface 

 minutely very densely and sub-asperately punctate. Tjegs slender; first 

 joint of the posterior tarsi one-third longer than the second, nearly as long as 

 the third and fourth together. Length 4.2 mm. 



San Francisco, 1 ? . 



Tliis species may be distinguished from the preceding by 

 its slun-torand more coarsely and sparsely punctured elytra, 

 its much longer and more evenly punctate pronotum, and 

 especially l)y its different coloration. 



18 — L. COntigUlia u- wp. — Form rather slender, rather strongly ccmvex; head, 

 pronotum and abdomen black, the latter very slightly paler at tip; elytra pice- 

 ous-black, immediate apex slightly paler; femora castaueous, tibiic and tarsi 

 fuscous; labrum, palpi and antcnmo piceous, the litter paler and fus. 

 cous toward tip; i)ub('S(!cnce of the anterior portions sparse, of the elytra 

 moderately dense, long, rather coarse, of the abdomen deuse, somewhat seri- 

 ceous, fulvous; integuments polished, not at all alutaceous. Head rather 

 hiuuill, distinct!}' longer than wide; base truncate, angles rather broadly 



