410 Sri'.FAMILY X. - CURCULIOXINJK. 



surface. Beak three-fourths as long as body, female, shorter, male, its 

 outer two-thirds shining brown, very finely and sparsely punctate. Thorax 

 much wider than long, strongly constricted and tubulate at apex; disc very 

 uneven, a large circular impression each side near base. Elytra at base 

 distinctly wider than tnorax, sides converging from basal third to apex; 

 sculpture hidden by scales. Length 2.6 3.2 mm. 



Marion Co., Ind., March 24; one .specimen at sap on maple 

 stump. Probably occurs throughout the southern half of State. 

 LeConte's type was from Illinois. "Ohio, Kentucky and Iowa, 

 apparently not rare and said to depredate upon hickory." 

 ( Caftci/. ) "This curious little porcupine beetle was in clusters 

 on trunk of a dead beech tree, near Cincinnati, Sept. 27, 1900. I 

 took one cluster of 30; they very closely resemble the color of the 

 bark." 



XXXII. PLOOAMUS Lee., 1870. (Or., "complicated.") 



Allied to EuHijssali'ui but has the beak shorter, not abruptly 

 inflated, but gradually stouter near base; mandibles as in that 

 genus; funicle of antenna 1 shorter, the second joint but slightly 

 longer than third; bristles of upper surface sparse and much 

 shorter. 



G4G (8957). PLOCAMUS msPinrLus Lee., 1876, 320. 



Oblong-oval, moderately convex. Black, antennae and legs reddish- 

 brown; surface densely clothed with large, grayish-brown and whitish scales 

 the pale ones covering the under surface and scutellum and forming a few 

 spots on elytra; the latter with a transverse piceous spot just behind the 

 middle. Beak as long as head and thorax, feebly curved, shining and sparse- 

 ly punctate beyond the middle, scaly near base. Thorax short, as wide as 

 long, sides feebly curved, constricted near apex; disc somewhat uneven, very 

 densely and rather coarsely punctate. Elytra one-fourth wider and more 

 than twice as long as thorax; strige distinct, rather deep; intervals slight- 

 ly convex. Length 1.8 2.2 mm. 



Xot yet recognized from, but should occur in, southern In- 

 diana. Xew Brunswick, Lakeliurst and Atco, X. J., July 4 Aug. 

 21. Known from District of Columbia, Maryland, Ohio and Ken- 

 tucky. Breeds in the dead brandies of black locust infested 

 with Af/riliix larv.v. ( &<-Jnr<tr~. ) 



The following species of Barini described from the Eastern United 

 States have not been recently recognized: 



Baridius confertus Boh., Schon., 1836, 728. Florida. 

 Centrinus pistor Germ.. Schon., 1836, 170. Kentucky. 

 Centrinus dUectus Harris, 1836, 80. Halsey's collection, No. 105, lo- 

 cality not recorded. "Possibly a large female of C. salebrosus." (Casey.) 



