^17 



AMERICAN COLEOPTEEA. 



Two species occur in our fauna. 



elytra 



A. Ci.i»t»s Erichs.-B„.d., ova, F"»-. '"""P^;; iTrautvSre 



.14— .22 inch; 3.5—4.5 mm. 



Occurs in Missouri, Georgia and Florida. 



A ni2er n sp.-Oval, black above, ferruginous beneath, sparsely pubes- 

 ceft:?ee!ryshinLg. Presternum acutely car.nate. Males without elytral 

 brush of hairs. Length .18 inch ; 4.5 mm. , .- 



The above characters separate this species from the preceding. 

 The form is less broad, the surface more shining, rather less punc 

 tured and pubescent. Above the species is uniformly black, never 



"" Oclurs in Arizona, under the loose outer bark of the Mesquit. 



CYIil.ODES Erichs. 



Labrum short, emargiuate. Ma.dibles simple. Meutum broad 

 bisinuate in front, more promiuent at middle. Termmal jomt of both 

 palpi eyli.drical not dilated. Antennae with tl--P.'"f ^. '^^l 

 club the grooves short, eonvergent. Prosteroum behind the co.a= 

 vertical not prolonged at tip, not laminiform. Mesosternum car.nate 

 usually eoncealed bj the n^eeting of the P™" -^^^'^^ """"'"^t 

 latter prominent in front. Thorax with a short lobe at middle of 

 base. Icutellum large, broader than long Elytra rotnndatornneat 

 p,.idium partly exposed. Anterior tars, moderately middle febly 

 dUated, posterior simple. Claws simple. Outer ap.oal angle of t,b.=B 

 nf ntp but not spiniform. . 



The males lave an extremely small additional segment, whieh 



might easily escape observation. 



C biplagiatus Lec.-Broadly oval, black, shining, glabrous, each elytron 

 C. Dipiagiwi" thoT&x moderately closely 



""'cl^TU::';':! t"a t'w-:ea,wide a. ,„.«, narrowed in f,o„t, ape. 



Targitte^ararrat. wHh a .hort broad, .c.t.Uar lobe, sides raod.rate.y 



