"T.l LARVAE OF AMERICAN TENEBRIONINAE— ST. GEORGE. 17 



mesothora^ and metathorax; on the second and third abdominal 



ng, on tlie posterior margin of eacli tergi.m a faint transverse 

 ongitudinally striated band; spiracles laterally placed, with faint 

 horizontal line above. Setae mattered, rather sof^, on s erna area 

 arranged in two transverse rows; on epipleura non^; on terga, below 

 spirac e a few scattered setae, above with two transv^^e serie Tlie 

 seventh and eighth abdominal segments are similar to the anterior 

 ones but somewhat longer. The ninth abdominal segment (figs 9 

 10, 12, 14) ,s somewhat smaller than the preceding segments- steraum 

 soft, siibtrapezoidal, widest anteriorly; tergnm of pj^idium, S" 

 raised longrtudinally, apex bicornute; proximally (anterior o cmi) 

 a pair of bifid seta-bearing spines, usually on either side and sli. htlv 

 anterior to these, another but much smaller pair; sometimes, abou^ 

 b se of cerci, one or more minute seta-bearing spines; setae on ster- 



serresTnXe^a/"?™?™"' """' ™ P^'^''""™ » ~"'-™- 

 ser e doTsfllv Tl f ^'f""'-'":''''-'^ '"^^gin^. and two transverse 

 seues doisally The tenth abdominal or anal segment (figs 10 12 

 14), very small, with ventral lip inwardly faintly bilobed. Spirac es 

 (fig. 11) »nn«lar, broadly oval, transversely placed, openings iW 

 unprotected by hairs at bottom of cup-shaped peritrema ' 



General morphological description of pupa of MeHnns laevh •» 

 Length 28 mm ; width of body 6 mm. ; greatest width from knee to 

 knee 9 mm. Color yellowish white; surface somewhat coriaceou 

 form elongate, subcylindrical, slightly arcuate; dorsally mo^erat Ty' 

 depressed; head somewhat flexed against presternum fappendags 

 semitranslucent; pygidium subtrapezoidal, apically bicornute. Hefd 

 thoi-ax with exception of elytra, and abdomen, sparsely haired 



Head, concealed beneath prothorax (figs. 21, 23, 27) • cranium mn 

 vex, longer than wide (from clypeal mal-gin I f^Imen oc ™ ta^)' 

 wides anteriorly, bearing a few weak haii^; frons, more or less d 's 



ne thh-dTs w^'" ''r "' ''-^'"P"-"' °f P"Pa):transverse, about 

 one-thiid as wide as long, separated from clypeus by a distinct 

 tr.,„svei.se suture; between base of antenna and frons and fused wUh 

 both, arises a conical projection, directed laterally; clypeus sub- 



rapezoidal, widest posteriorly, anteriorly indistin tly'^Larated 

 from labrum; a ong latter margin a transverse series of soff hah^ 

 labrum bent under, anterior margin bilobed; antenna curving ba k- 

 ^ard against side of prothorax over profemora, at which point it is 



