62 FAMILY TT. — cakat'.td.t;. 



leiio-thwiso g'l'ooves; tliorax subqiuidrnte. apex truncate, sides 

 straight to near base, then strongly oblique or rounded; disk 

 sniootli, with an entire median and two shorter impressed lines; 

 front tarsi more or less dilated in both sexes. Like the members of 

 the three preceding genera, they live mostly in damp sandy places. 

 Three of the eight species known from the United States have been 

 taken in Indiana. 



KEY TO INDIANA SPE(1ES OF SCHIZOGENllS. 



(/. Colni- l)l;ickisli; elytra somewhat depivsseil, stria:' deep, finely luid close- 

 ly punctate. 67. lineoiatus. 

 */(/. ( 'olor reddish-brown. 



h. Elytra cylindrical, stria' indistinctly punctured. r.s. KKKHroiiNEUs. 



hh. Elytra strongly depressed; hind angles of thora.x prominent before 



the base. (">9. AMiMriBirs. 



C" (2s:;). ScHizoGENius lineolatus Say, Trans. Amci'. riiil. Soc, 11, 1S2.3. 

 22; ibid. II, 451. 

 nnil'orm blackish or piceous above: dark reddish-brown beneath; an- 

 tenna' and legs somewhat paler. Length 3.5-4 mm. 



Vigo and Franklin counti(^s; rare. April l-.June 11. 



(IS ( 2X5 I . SciiizooENii's EEHKi'oiNEUS I'ulz., Moii., 1S4(;. ("15.",. 



Coloi' unirorm pale reddish-brown; elytral stria' decj). punctures feeble. 

 Length 3 nun. 



Beach of Lake Michigan near Millers, and Pine, Lake County; 

 frequent locally. April 29-July 2:^. 



t«!) (2SG). ScHizoGENirs amphibius Hald., Proc. I'hil. Acad. Nat. Sci.. 1, 

 1842. 299. 

 Dark reddish-brown; elytra darker than the other parts. Hind angles 

 of thorax represented by a distinct tooth or cusp before the base. Length 

 3-8.5 mm. 



Fountain, Clay and Owen counties; rare. June 15-August 13. 

 Kno\^Tl from New York and Missouri. 



XV. Akdistomis Putz. 18-1(1 (Cr., "high -i mouth.") 

 Small black or greenish shining ])eetles having the thorax round- 

 ed, considerably narrower thaji elytra ; mandibles slender, pro- 

 longed, not curved. They occiu* in low moist woods, beneath bark, 

 stones and riil)l)isli. Five are known froin the ]T]iitod States, two 

 of wliich have ])een taken in Lidiana. 



