298 STAPHYLiNiDiE. [Latlirolhim. 



a .f Form broader ; punctaatiou of head 

 and thorax coarser ; coxte pitchy ; 

 elytra with black and red colour 



rather sharply detiiied L. ELONQATUM, L. 



b.f Form narrower ; punctuation of head 

 and thorax finer ; coxae red ; elytra 

 with black and red colour not sharply 



defined L. boeeale, Hocli. 



b.* Head lonfjer, somewhat ovate, not 

 broader behind ; elytra dirty testaceous 



red, darker at base L. fflVIPENNE, Grav. 



b. Head strongly, thickly, and evenly punc- 

 tured throughout ; red and black colour 

 of elytra very sharply defined ; antennaa 



short; size smaller L. exjpipenne, Gyll. 



B. Antennte filiform, very long, with joints 

 slender and elongate ; red and black colour 

 of elytra sharply defined ; length 5-5| mm. L. ANGUSTATCM, iac. 



2. Upper surface unicolorous black. 



A. Legs testaceous. 



a. Length 8 mm.; elytra very variable in 



length L. beunnipes, F. 



b. Length 3-4 mm. ; elytra distinctly shorter 



than thorax L. LONGULUM, Grav. 



B. Legs pitch-black or dark pitchy red. 



a. Elytra more or less distinctly shorter than 



thorax, or of about the same length (iu 



the winged forms), 

 a.* Palpi with apical joiut black .... L. ATEIPALPE, /ScriZia. 

 b.* Palpi entirely red. 



a.f Head slightly narrower than thorax ; 

 form less linear; third joint of an- 

 tennae longer than second . . . . L. PUNCTatum, Zett. 



b.f Head as broad as thorax ; form very 

 narrow, linear, and parallel ; second 

 and third joints of antennte about 

 equal L. TILIFORME, Gran. 



b. Elytra considerably longer than thorax . . L. QUadkatum, Fatjk. 



3. Upper surface unicolorous bhick with a more or 



less distinct yellow spot at apical angle of each 

 elytron (rarely absent) ; legs testaceous ; elytra 

 variable in length L. TEEMINATUM, Grav. 



4. Elytra and thorax reddish testaceous, the former 



very finely and confusedly punctured, distinctly 



shorter than thorax L. pallidum, Nord. 



ii. Elytra very strongly punctured in rows, usually 

 testaceous red, darker at base ; thorax black, or 



more often pitchy red L. MULTlPUNCTrM, Grav. 



IL Head very distinctly broader than thorax; elytra 

 punctured in more or less irregular rows, bright red 

 with base black, the colour being sharply defined . L. ANGTTSTICOLLE, Lac. 



Zi. elong'atum, L. Elongate, parallel-sided, scantily, but evidently, 

 pubescent, shining black, with the elytra bright red, black at base, the 

 colour being usually sharply defined ; head narrowed before eyes, strongly 

 punctured, sparingly on disc, thickly at sides, under-surface of temples 



