10 LAMELLIGOKNIA — APHODIIDAE. 



b 1, Elytra smoke-brown, with red 

 spots at shoulder, scutellum and 

 before apex. 

 Reversed ovate, very convex. Head black, rather didl ; 

 antennae brownish-red, club sometimes darker ; palpi red- 

 brown ; legs brown-red ; middle joints of posterior tarsi 

 about equal in length. Thorax rather closely punctured. 

 L. 1| 1. Eather common. A. putridus, Creutz. 



JB J). Thorax unicolorous black. 



Reversed ovate, slightly convex. Head and elytra black ; 

 antennae, palpi and legs red-brown, club of former and 

 femora blackish. Clypeus with a raised, slightly curved 

 transverse line, prominences on forehead distinct, middle 

 one not higher than side ones in male, thorax moderately 

 finely and evenly punctured ; middle joints of posterior 

 tarsi diminishing in length. L. 2 — 2\ 1. Scarce. 



A. nemoralis, Er. 



Ji H, Ground colour brown-red or yellowish. 



a a, Mesosternuni not ridged. 



A a. Elytra yellowish, with a narrow brown 

 sutural streak ; legs reddish-yellow, femora 

 light yellow. 



Oblong. Head yellowish-red-brown ; darker in middle ; 

 thorax with disc blackish, margins yellow ; breast brown, 

 with a triangular yellow spot on each side ; abdomen 

 yellow. Thorax diffusely and very finely punctured ; 

 elytra with very short pubescence toward apex. L. 2| — 

 3^ 1. Common. A. sordidus, Fab. 



J5 b. Elytra and legs rust-red or brown-red. 



Rust-red or brown-red, disc of thorax and breast brown. 

 Rather more convex than A. sordidus, more steeply sloped 

 behind, head even, thorax slightly narrower and more closely 

 punctured, elytra without pubescence behind, apical margin 

 closely punctured and shiny. L. 2| — 3 1. Common. 



A. rufescens, Eab. 



b b. Mesosternum finely ridged between inter- 

 mediate coxae. 



Elongate, nearly cylindrical, very shiny. Head red- 

 brown, with blackish vertex ; thorax black, with sides 

 yellowish-brown-red ; elytra reddish-yeUow, suture nar- 



