SUBFAMILY VII. — RHYPAROCHROMIN^. 427 



row of erect setse along the pale margin of pronotum and the 

 two pale spots near apex of scutellum. 



IV. Aphanus Laporte, 1832, 35. 



Medium sized black species having the head declivent, wider 

 across the eyes than long; beak reaching mesosternum ; prono- 

 tum subquadrate, feebly convex, its basal margin concave ; 

 scutellum longer than commissure, as wide or wider at base 

 than long ; elytra entire, reaching tip of abdomen ; front femora 

 armed beneath with one large and two smaller spines. Three 

 species are known from this country, two from the eastern 

 states. 



KEY TO EASTERN SPECIES OF APHANUS. 



a. Legs, beak and antennae wholly black or piceous; hind lobe of prono- 

 tum sparsely and finely punctate. 379. umbrosus. 

 aa. Legs, beak and antennae in great part brownish-yellow; hind lobe of 

 pronotum more closely and coarsely punctate. 



380. ILLUMINATUS. 



379 (594). Aphanus umbrosus (Distant), 1893, 409. 



Elongate-ovate. Black, shining; antennae and beak piceous, the 

 incisures paler; membrane, coxaa, tibiae and tarsi piceous; femora black. 

 Hind lobe of pronotum, scutellum and corium sparsely, finely irregularly 

 punctate; clavus with four rows of punctures, the two median rows 

 confused. Length, 6 — 7 mm. 



Southern half of Indiana, frequent ; not taken in the north- 

 ern counties. Occurs throughout the year, hibernating singly 

 or in pairs beneath logs, chunks, leaves of mullein, etc., and 

 taken in spring and summer by sweeping low herbage, more 

 commonly in sandy localities. Ranges from Ontario and New 

 England west to Colorado and Kansas and south to Florida, 

 Texas, Arizona and California. In the Slosson collection from 

 Florida without definite locality. Often recorded as Microtoma 

 carbonaria Rossi=M. atrata Goez. 



380 ( — ). Aphanus illuminatus (Distant), 1893, 409. 



Elongate-oval. Black, feebly shining; membrane fuscous, the veins 

 paler; beak and legs dull yellow; tibiae sometimes in part fuscous. Head 

 as wide across eyes as front margin of pronotum. Antennae clay-yellow, 

 joints 2 and 4 tinged with fuscous; 2 one-half longer than 3, 4 slightly 

 longer than 3. Pronotum, except middle of front lobe, rather thickly 

 and somewhat coarsely punctate. Scutellum and corium more finely 

 and evenly punctate; clavus with three rows of punctures. Length, 

 4.5 — 5.5 mm. 



