104 BIOLOGICAL SURVEY OF 



Staphylinidae. The Rove or Short-winged Scavenger Beetles 

 They feed on decaying- animal and vegetable matter and 

 SO are taken in meat traps. Fermenting cantaloupe rind is a 

 wonderful bait. Breaking up decaying toadstools over a 

 white bowl will give one many species that are otherwise over- 

 looked. 



Proteinus Latreille 



P. PARVULUS LeC. (3322). Sweeping at Station F130. In U. S. 

 N. M. Rare. 



Trigonodemus LeConte 



T. sTRiATUs LeC. (3335). Record of capture lost. 



Anthobium Stephens 



A. CONVEXUM Fauv. (3339). Frequents the flowers of haw and 

 elder. Taken by beating. Bar Harbor, June 23 (Br.). 



A. POTHos Mann. (3347). A northern species same as above: 

 one specimen taken S. W. Harbor, June 17. 



Omalium Graveiihorst 



0. RivuLARE (Payk.) (3387). One specimen taken in dry de- 

 cayed toadstool, Oct. 3 ; in U. S. N. ]\I. Rare. 



AciDOTA Mamierheim 



A. CRENATA (Fab.) (3424). Found often in apple blossoms. 



Mt. Desert, Aug. 28-Sept. 17 (Br.). 

 A. suBCARiNATA Er. (3425). Western Mt. summit, Sept. 30. 



Bernard, Oct. 5; sweeping blueberry scrub at both places. 



OxYTELUS Graveiihorst 



0. LAQUEATus Marsh. (3576). Mt. Desert, Aug. 18 (Br.). 



Stenus Latreille 



S. LACcoPHiLus Csy. (3718). Mt. Desert, Sept. 17 (Br.). 

 S. JUNO (Fab.) (3719). Under logs and in rubbish in woods. 



Great Heath, Aug. 28 and Mt. Desert, July 2 (Br.). 

 S. AGEus Csy. (3795). Mt. Desert, July 4 (Br.). 

 S. FLAvicoRNis Er. (3832). Look under leaves for these. S. W. 



Harbor, July 13. 



