INSECTS AND THEIR ALLIES 
Hydrophilidae (Waver-scavenger beetles) —(Continued). 
Hydrophilus triangularis, Say. 
Tropisternus nimbatus, Say. 
2 glaber Hbst. 
Hydrocharis obtusatus, Say. 
Berosus striatus, Say. 
Laccobius agilis, Rand. 
Philhydrus ochraceus, Mels. 
a perplexus, Lec. 
Hydrobius globosus, Say. 
ue fascipes, Linn. 
digestus, Lec. 
subeupreus, Say. 
Sphaeridium scarabaeoides, Linn. 
Cereyon melanocephalum, Linn. 
“ praetextatum, Say. 
unipunctatum, Linn. 
Cryptopleurum vagans, Lec. 
Silphidae (Carrion-beetles). 
Necrophorus americanus, Oliv. 
- sayl, Lapp. 
orbicollis, Say. 
marginatus, Fab. 
pustulatus, Hersh. 
ee vespilloides, Hbst. 
tomentosus, Web. 
Silpha surinamensis, Fab. 
“  lapponica, Hbst. 
inaequalis, Fab. 
noveboracensis, Forst. 
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