FAUNA OF PENIKESE ISLAND. 



33 



Psilopa atrimana Coquillett. 

 P. flavida Coquillett. 

 Scatella dichcBta Loew. 

 Borborinae. 



Leptocera atra Adams. Common and widespread. 



Leptocera hrachystoma Stenhammar. This species does not 

 seem to have been recorded as American. It is common 

 under eel-grass at high tide level at least throughout the 

 Woods Hole region. I have compared my specimens with 

 British material determined by J. E. Collin, Esq. 



Leptocera lutosa Stenhammar. Common and widespread. 



Borhorus geniculatus Macquart. 

 Phycodrominse. 



Coelopa parvula Haliday. 



Coleoptera. 



(Identification by C. W. Johnson, Boston Society 

 of Natural History.) 



Carabidae. 



Galerita janus Fabr. 



Chlcenius pennsylvanicus Say. 



Harpalus caliginosus Fabr. 



Harpalus compar Lec. 



Harpalus pennsylvanicus DeGeer. 



Harpalus herhivagus Say. 

 Staphylinidae. 



Ocypus ater Grav. 

 Silphidae. 



Necrophorus americanus Oliv. 



Necrophorus marginatus Fabr. 



Silpha lapponica Hbst. 

 Histeridse. 



Saprinus sp. 

 Cantharidae. 



Silis hidentatus Say. 

 Mordellid^. 



Mordellistena pustulata Melsh. 



