INSECTS AND THEIK ALLIES 



Hydrophilidae (Waver-scavenger beetles) (Continued). 

 Hydrophilus triangularis, Say. 

 Tropistermis nimbatus, Say. 



glaber Hbst. 



Hydrocharis obtusatus, Say. 

 Berosus striatus, Say. 

 Laccobius agilis, Band. 

 Philhydrus ochraceus, Mels. 

 perplexus, Lee. 

 Hydrobius globosus, Say. 

 fascipes, Linn, 

 digestus, Lee. 

 subcupreus, Say. 



Sphaeridium scarabaeoides, Linn. 

 Cercyon melanocephalum, Linn. 

 " praetextatum, Say. 

 " unipunctatum, Linn. 

 Cryptopleurum vagans, Lee. 

 Silphidae (Carrion-beetles). 



Necrophorus americanus, Oliv. 

 sayi, Lapp, 

 orbicollis, Say. 

 marginatus, Fab. 

 pustulatus, Hersh. 

 vespilloides, Hbst. 

 tomentosus, Web. 

 Silpha surinamensis, Fab. 

 " lapponica, Hbst. 

 " inaequalis, Fab. 

 " noveboracensis, Forst. 

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