i2r)() 



FAMIl.V l-V. — TENRnRroNrD/E. 



*1*;'.(V.) (741(i). T]:m;i:i!I() or.sci lii s F:il>.. Sysl. Klcut.. 1, ISOI. Ud. 



i:i(in.u,iU'. ii:in-(i\\i.v (iv.-il. I'ictMnis or dark reddisli- 

 liruwii. oiiaciiu'. 'I'liitrax siibiiuadratc. slightly nar- 

 rowed in front; sides I'ccidy ciirvt'd, niari;ins rather 

 wide, retlexed, liind angles aente; surface, as well as 

 that of head, densely and granulately punctate. Ely- 

 tra nearly parallel, surface with rows of fine punc- 

 tures; intervals tinely and densely granulate. Length 

 14-17 mm. (Fig. 55!>.) 



Throughout the State; freciuent. January 

 1-Juuo 9. Both this and the next are introduced 

 species and live in granaries, storehouses, barns, 

 etc. Their larvte are the "meal-worms" which 



Fig. 559. X 2. (After , .li • i i^ 



Chittenden in Bull IV, \. are apt to occur wliercver there is a heap ot 

 Ser , u. s. Div. Ent ) g^-ain remnaiits or debris. By removing or 



changing such refuse their breeding places will be broken up and 

 the beetles kept in check. When its use is practical carbon bi- 

 sulphide will kill both larvjB and adults. 



*2:'>10 ( 741 7 ) . Tenebrio molitor Linn., Faun. Suec, 

 17m, 224. 



Resend)les nbsciirns in form. Piceous, shining. 

 Thorax broader than long, less narrowed in front; 

 margins broader, more strongly reflexed; front an- 

 gles more prominent, hind ones less acute; surface 

 finely and rather densely punctate, the impressions 

 each side near base more distinct than in ohvcuras. 

 Punctures of elytral stride indistinct ; intervals con- 

 vex, finely and rather closely punctate. Length 13- 

 IC. mm. (Fig. 500.) 



Throughout the State; frequent. Janu- 

 ary 11-July 14. Occurs with the preceding. 



2:'.11 (7418). Tenebrio castaneus Knoch.. Neue 

 Beitrag.. 1801, 171. 



Elongate, parallel. Blackish- or reddish-brown, feebly shining. Tho- 

 rax nearly square, truncate at base, distinctly emarginate at apex; sides 

 nearly straight, margins wide, strongly reflexed; front angles prominent, 

 rounded, hind ones rectangular; surface finely, deeply and rather densely 

 lunictate. Elytral striiB rather deep, strongly punctate; intervals finely and 

 si)arsely punctate. Length 1>-10 mm. 



Throughout the State ; common. Mnrch 12-Novem])er 28. Brob- 

 ;ibly hibernates. Occ.irs beneath bai-k and logs, especially in low, 

 o|>eii woods; gregarious in carl.N si)i'iiig. Fresh specimens have the 

 upper surface iinely ]>ruinose. 

 *2:'.12 (711'.t). Teakbku) TKNEiiRioiDES P.cauv.. Ins. Afr. et Amer.. ISO;). 121. 



Elongate-oviil. Black or dark reddish-ltrown, shinin.g. Thorax one- 

 Ihird broader llian long, sides feelily curved; margins narrow, scarcely re- 



Fig. 560. X 21 

 (After Forbes.) 



