664 



FAMILY XXViri. TEOGOSITID^. 



ffft. Thorax nearly twice as broad as long, sides much rounded, hind angles 

 small, obtuse. 

 d. Elytra unicolorous without spots. 



e. Size larger, 10-11 mm. ; intervals of el3i:ra subconvex, minutely 

 rugulose. 1274. ameeioana. 



ee. Size smaller, not over 8.5 mm. ; Intervals of elytra nearly flat. 

 /. Dark reddish-brown to piceous. 1275. latioollis. 



ff. Light reddish or brownish-yellow. 1276. obscuea. 



dA. Elytra each with an irregular shaped yellowish spot in front of mid- 

 dle. 1277. BIMACULATA. 



T. manrifanica Linn., blaekish-piceous and easily known by 

 having the joints of antenna; gradually increasing in width, is a 

 cosmopolitan species which has been taken near Cincinnati. (Pig. 

 246.) It is commonly known as the "cadelle. " 



1271 (o8:JS). Tenebboides coetioalis Melsh., I'roc. Thil. Acad. Nat. Sei., 

 II, 1S44, 109. 



Elongate-oblong, subcon- 

 vex. Black or piceous, feebly 

 shining ; antenuEe and legs pic- 

 eous. Head and thorax coarse- 

 ly punctate, the latter nar- 

 rowed, with sides sinuate be- 

 hind the middle, margins re- 

 flexed, base subtruncate. Ely- 

 tra shallowly striate, the stri* 



Kg. 247. 0, larva; c, its mandible; d, antenna; e, under side of ""^^^^ l"OWS of rather COarse, 

 head; / the 2-horned anal plate; 6, the beetle; h, its antenna; i, /loen oblnnjr T)linptni-P« ■ intAr 

 mandible; j, labium and its palpi; j, one of the maxillai and its "'^'^t'' OUKjng punctUieS, mtei- 



palpus. (Alter Riley.) y.^js nearly flat, Slightly i-ugu- 



lose, each with two Irregular rows of very minute, oblong, distant punc- 

 tures. Length 7.5-8 mm. (Fig. 247.) 



Southern half of State: scarce. April 18-October 10. 



1272 (3838b). TESEBBoroBS dubia Melsh., Proc. Phil. Acad. Nat. Sci., II, 



1844, 110. 



Resembles corticalis but smaller. Thorax more quadrate, sides scarce- 

 ly at all rounded; punctures more spareely placed and coarser; those of 

 Intervals of elytra distinctly larger and in more regular rows. Length 

 5-6.5 mm. 



Throughout the State; frequent. February 14-Xovember 8. 

 Occurs beneath bark and logs, where it hibernates. 



1273 (3839). Tenebboides nana iMelsh., Proc. Phil. Acad. Nat. Sci II 



1844, 10. 



Elous^ntc-ciblong, sub(le])i'es.sed. Dark reddish or chestnut brown. Tho- 

 rax more depressed, slightly broader than long, sides moderately rounded 

 and feebly converging, but not sinuate behind the middle; punctures, as 



