TIIK LOXG-IIOR.XKD WOOD-BORING BEETLES. K>(il 



Fall, If. C. "X;'\v Species of Pogonocherus with Synoptic 

 Table," -in Ent. News, XXI. 1010, 5-9. 



The subfamily is divided by LeConte and Horn into 16 tribes, 

 eighf of which are known to be represented in Indiana, while mem- 

 bers of two others may occur. 



KEY TO INDIANA TRIBES OF LAMIIN.E. 



*/. Elytra entire; front tibia 1 sulcale. 



/*. Elytra with a spine or protuberance near the scutellum ; size small. 



not over 6 mm. 



c. Humeri rounded ; elytra convex with large spine near the scu- 

 tellum ; fnt] it coxal cavities rounded. 



Tribe I. CYRTINIM. p. KMSI>. 



cc. Ilumeri distinct; elytra less convex with oval protuberance near 

 scntellum ; front coxal cavities a ululated. 



Tribe II. I'SKXOCKIMM. p. K>!! 

 ijli. Elytra not spinose or protuberant at base: size usually larger or 



moderate (over <! mm. except in some Lin/ins of Tribe IV). 

 <l. Scape uf antenna' with an apical cicatrix (except in Dnrrn^rJirniii ) : 

 lt:idy elongate, subcylindrical : mnslly large species with antenna- 

 si tmetimes greatly elongate in male. 



Tribe III. MONOHAMMINI. p. KM;.",. 

 ild. Scape of antenna' without apical cicatrix. 



G. Tarsal daws (at least those on front tibia 1 ) divaricate. 



/. Front coxal cavities rounded: middle coxal cavities closed or 

 nearly so; body usually broad; antenna? usually very long in 

 males. Tribe IV. ACANTHODEKINI, p. KM!!). 



/'/'- Front coxal cavities angulate; middle cavities open. 



.'/. Tarsal daws simple (except the outer one of front and mid- 

 dle tarsi in some males of S<IIKTI!/I \ . 



Ii. Smaller, somewhat flattened species; thorax with a spine 

 or tubercle on sides. 



Tribe V. i'ot.oxoriiKUixi. p. 1OSO. 



////. Larger cylindrical species; thorax never armed with spine 

 or tubercle. Tribe VIII. SAPEKDINI, p. 10S4. 



////. Tarsal claws cleft or appendiculate. 



Tribe IX. I'liYTiKciiNi. p. TOSS). 

 ee. Tarsal claws divergent. 



/. Front large, flat; front coxie angulated. 



Tribe VI. ONCIUKKI xi. p. Ids:;. 

 //. Front intlexed ; form very slender and elongate. 



Tribe VII. IIiiM'ol'siNi. p. U)S:!. 



mi. Elytra about half the length of abdomen; front tibia 1 not sulcate; front 

 coxal cavities angulated. widely open behind; eyes very large, divided. 



Tribe X. MIOTIIIINI. p. 10!)."). 



