'■^i'^ PAMLLY XJ. STAPHYLINJD.E. 



KEY TO INDIANA GBNEBA OF QUEDIINI. 



a. Anteuiur elbowed, the first joint elongate; front tarsal daws larger 



tlian the others. KXVII. AcvLOPHoai's. 



nil. Antennte straight, tir.st joint not elongate; tarsal rlaws similar mi all 



the feet. 



6. Palpi awl-shaped; length less than 5 mm. XXVIII. Heterothops. 



hh. Palpi filiform; length mure than 5 mm. XXIX. (Ji kihls. 



XXVII. AcYLOPHOEUS Nordm. 1S37. (Gr., " gland + bearing.") 



Eather small, spindle-shaped speeies having the head oval, with 

 four coarser punctures each side, two o\'er each eye and two behind 

 these ; antennns reaching base of thorax, the second joint longer than 

 ihird; thorax broader than long, narrov\'ed in front, disk with two 

 punctures each side of middle in front, one at front margin, the 

 other one-third behind it. 



71 ►! (2091). AcYLOPHOEti.s FI.AVIC0LLIS Sachse., Stettin Zeits., 1S52, 14.';!. 



Black, shining, elytra and abdomen sparsely imliesieiit ; thorax and legs 

 reddish-yellow ; antennae dusky, the basal joint paler. Head behind the 

 eyes with numerous tine punctures and short hairs. El\tra together slightly 

 wider than long, coarsely, rather closely and very roughly punctate. Ab- 

 domen as wide at base as elytra, thence strongly tapering to apex, coarsel.x- 

 and rather closely punctate. Length 5-5.5 mm. 



Kosciusko and Putnam counties; scarce. April 17-October IT. 

 Occur beneath vegetable deliris close to water. The fifth dorsal ab- 

 dominal segment is often pale at apex. 



TU2 (2092). AcYLOPHOBUS PEONUs Erichs., Gen. Spec. Staph., 1S40, 521. 



Black, shining.; antennte piceous, usually paler at base ; legs dull yel- 

 low, varying to piceous. Otherwise as in flaiicoUis. Length 4.5-6 mm. 



Throughout the State ; frequent. March 20-Oetober 81. 



XXVIII. Heterothops Steph. 1831. CGr.. "different + eye.") 



Small spindle-shaped species having the hetid with three or four 

 coarse punctares, the front one nearly at middle of inner margin of 

 eye; thorax as in Acijlopliorus, the disk with two punctures on 

 middle of apical half ami two smaller ones on apical margin. ]\Iales 

 witli the sixth abdominal segment emaryiiiate. Two of the three 

 species have been taken in Indiana. 



KEY TO INDIAN.^ SPECIKS OF HETEROTHOPS. 



1/. Third joint of •■luteniia' iis li.ni; as sccnnd, eleveulli not longer than ninth 

 and tenth together; head with four punctures each side; length 3.5- 

 4.5 mm. 70;'.. fisciUAs. 



