TIIK I,ON(MU)UNi;i) WOon-BOUING RKKTliKS. 



tor 



VII. PiiYSOCNEMUM Ilakl. 1847. (Gr., "bladder + leg.") 



To this ovnus belong' two speeios liaviiig the i'emoni strongly 

 (•lub-sliai)e(l; antonnu' 1 l-jointed, longer than the body and taper- 

 ing to the end in iiiah'; as lonu' as body and almost liiiforni in fe- 

 male, the huniei-i |ironiincut and rectangular, (^ne of the two oe- 

 enrs in Indiana. 



1S83 (59SS). PnYROCNKMr.M hrevimneum Say. 

 Journ. Phil. Acad. Nat. Sci.. Ill, 

 1824. 413; ibid. II, 194. 

 Elougate-obhm.ir. Black; elytra bluish-blaek, 

 shining, each with throe short raised whitish lines 

 on middle third placed side by side, the inner one 

 slightly obliqne, usnally a tovu-th line in front of 

 tile middle (ine ot these. Thorax siibglobose, with a 

 rounded tubercle each side near the noddle ; :iiiic:il 

 Imlf and sides covered with dense, short, velvet- 

 like hairs. Elytra granulate-punctate, sparsely pu- 

 bescent. Lenglh l^.-j-Ki nnn. (IMg. 42(5.) 



Madison, Pntnam and I'osey counties; 

 scarce. June 11- July 1. Occurs about elm 

 trees, iu the wood of which the larv[e bore. 



EJtopalopus sanguinicoUis Horn, length 

 15-19 mm., is known from New York and 



Ohio. 1 Fig. 420. X 2i. (After Forbes.) 



VIII. PiiYMATODES :\luls. 18-10. (Gr., " growth + similar. ") 



To this genus belong 16 species, all of rather small size, usually 

 bright in color and having the prosternum very narrow and 

 pointed ; hind coxie not prominent and not enclosed ; thorax 

 rounded, usually sparsely punctured and shining. Three have been 

 taken in Indiana, while two others perhaps occur. 



KEY TO INDIANA SPECIES OF PIIYMATODES. 



a. Elytra without narrow cross-bands. 

 h. Thorax yellowish ; surface metallic. 



c. Larger, 12-13 nun. ; elytra and legs yellow more or less marked 

 with blue. 1S84. variabilis. 



cc. Smaller, 5-9 mm. 



(?. Elytra blue, antenme dark. 1885. amcenus. 



ild. Elytra piceous. lividus. 



hi). TlKU-ax dark; elytni of lighter sliade before the middle; length 9- 



12.5 mm. orMiDiATUS. 



(1(1. Elytra with two miri-ow wlute or yellowish cross-bands; length 0- 



9 mill. ISSG. VAUius. 



