698 



PAMJLY XXXVI. — kmipicerid.t:. 



II. Saxd.MjUS Knoeh. 1801. (Gr., "slipper or sandal.") 



ilandibles large, stout, prominent and toothed on the inner 

 side near base; antenna^ but little longer than head; metasternum 

 short, with wide side i)ieeps and large epimera. Four species are 

 known, two from Indiana. 



KEY TO INDIAN.V SPECIES OF SANDALfS. 



a. Tliorax obtusely subangulate behind the midclle ; elytra but little wider 

 than thorax. 1325. petrophyi'S. 



aa. Tliorax regularly conical ; elytra distinctly wider than thorax. 



1326. NIGER. 



Fig. 271. a, male; h, female, (-\ftcr Horn.) 



l.'!25 (4021). S.vxDALi's PETEOPHYUS Knoch., Xeue Beytr., IsOl, 131. 



Elongate, subconvex. Dark 

 chestnut brown to black. Thorax 

 about twice as wide as long ; sides 

 with distinct, rather sharp edges, 

 subangulate on basal third; surface 

 densely punctate with fine and 

 numerous coarse punctures inter- 

 mingled; median dorsal line fine. 

 slightly impressed. Elytra each with 

 three faint ciistir' or raised lines; in- 

 tervals very c(pars(^ly and reticulate- 

 ly punctured. M a 1 e one-third or 

 nmrc smaller than female and with 

 the elytra narrowing, instead of 



slightly widened behind the middle, as in the latter sex. Length 12-17 mm. 



(Fig. 271.) 



ilarion and Putnam counties; rare, ilay 31-August 2. Oc- 

 curs beneath bark or on trunks of trees near clumps of red cedars. 

 Ranges from Pennsylvania to Illinois. 



lo2(j (4(12;;). JSaxdahs xigek Knoch., Joe. fit., p. 14(i. 



Elongate, c.iiivex. Black, somewhat shining. Thorax conical, much 

 narrowed In front; base bisiuuatc, sides rounded without distinct edges; 

 mcli.in dorsal line distinct; disk with a basal and tw,i lateral impres.si„ns, 

 Ihiely and densely punctulate with very few coarser iiuiutures intermingleil. 

 Elytra nearly twice as wide as thorax, the ccstre very faint or obsolete; 

 punctured as in iictroplnjiis. Length 21-24 mm. 



:\Iarion. Putnam and I'.isey counties; scarce. O.'.Mirs on cedar 

 or benc;ith cuvcr in their vicinity ; also on the l.nvcr trunks or about 

 the roots of ,isli trees in late summer. July 14-Oetober 1. 



