'I'lli: tlUOl'.Nl) I'.KirrLKS. 



79 



siiiToniidcd by n dislinct riiiii', d.ifkcr tluiii the rcniiiiiiing- surface 

 n\' I'lytni. 



/;. siilcahiiii Lee. a luciiihci' of the l)or(>iil fauna, has been taken 

 in Michiiijui ;ind norlhci-n Illinois jiiid slioidd occur in northern In- 

 diana. 

 ;i<) i4i'((). I'.i.MKimi M siMiMUiA II M ll.ild., \'\\>v. I'liil. Ar:ul. Na(. Si'i., I, 



1S4;;. :;(»:;. 



Slii^litl.v ("l(iii.t,'iitc. <-<.nv('.\. Xenii.v black, fcebl.v liroiizcd, lln' elytra 

 (ifteii tiui^t'd with bruwnisli ; aiiteiiua' picciuis. the basal joints and legs 

 dull yellow. Frontal grooves single, straight, parallel. Thorax subcor- 

 (late. one-half wider than long, distinctly narrower at base tliau apex; 

 sides strongly curved in front, sinuate behind; basal impressions deep, 

 bistriate; hind angles rectangular, carinate. Elytra one-half wider than 

 thorax, finely striate, the striae with deep, rather distant punctures, these 

 obsolete ou apical half; intervals fiat, with punctures as mentioned in 

 key. Length 3.7-4.2 mm. 



l^itnani (Vmnty; rare. October 17. Sifted from beneath dead 

 |(.avt\s above a hillside spring. The seta' arising from the dorsal 

 initicturcs arc very distinct beneath a lens. Occurs from New Eng- 

 land to Kentucky. 



/>. oUonfjuhini Mann.. 4.2-5.5 nun. in length, has been taken in 

 ( >hio and Michigan. It is a member of the boreal fauna and. should 

 be found along the northern border of Indiana. Two specimens 

 were in the Stein collection without locality label. 



XVIII. Anillus Duval. 1851. (Gr., "without -flight.") 



Very small brownish species, having the eyes entirely wanting 

 and hind coxa^ separated. They live in caves or under stones on 

 llie slopes of wooded hills. Four species are known from the 

 I'nited States, one of which has been taken in Indiana. 

 100 (429). Anilll'S fortis Horn, Trans. Amer. Ent. Soc, II, ISGS, 127. 



Elongate-oblong. Reddish-brown, shining; antennae and legs pale yel- 

 low. Head with a shallow groove each side of front. Thorax wider than 

 long, sides slightly curved to behind middle, thence feebly converging to 

 i)ase, which is narrower than apex and squarely truncate; disk with a 

 single bristle-bearing puncture each side near front angle, median line 

 tine, hind angles rectangular. Elytra with a few discal rows of very tine 

 punctures, some of which bear single, long, erect hairs; the punctures ab- 

 sent on sides and apex, plainly visible only when viewed from the side. 

 Length 1.7-2 mm. 



Rare, or so small as to be overlooked. Two specimens were 

 taken from 1)eneath stones on a wooded slope near Wyandotte Cave, 

 Crawford County. :\ray 27. When their cover M'as removed they 

 i-an aimlessly about, instead of seeking some new retreat. 

 [(5—23402] 



