876 NEW YORK STATE MUSEUM 



538 S. m a c u 1 o s 11 s Grav. 



539 C r e o p h i 1 u s v i 1 1 o s u s Grav. 



540 Listotrophus cingulatus Grav. 



Carrion beetles, S i 1 p li i d a e 



Carrion beetles, S i 1 p h a 

 541Silpha americana Linu. 



542 S. noveboracensis Forst. 



543 S. i n a e q u a 1 i s Fabr. 



544 S. 1 a p p o n i c a Herbst 



545 S. s u r i u a m e u s i s Fabr. 



Burying beetles, Necrophorus 



546 Necrophorus tomentosus Web. 



547 N, margin a tus Fabr. 



548 N. americanus Oliv. 



Scavenger water beetles, Hydro philidae 



549 Sphaeridium scarabaeoides Linn. 



550 Hydrobius fuscipes Linn. 



551 H. globosus Say 



552 Philhydrus cinctus Say 



553 Lace o bins agilis Rand. 



554 Hydrocharis obtusatus Say 



555 H y d r o p h i 1 u s g 1 a b e r Herbst 



556 H. m i X t u s Lee. 



557 H. nimbatus Say 



558 H. triangularis Say 



559 Helophorus lineatus Say 



Whirligig beetles, G y r i n i d a e 



560 Dineutes discolor Aub<^. 



561 Gyrinus picipes Aub^. 



562 G. consobrinus Lee. 



563 G. V e n t r a 1 i s Kirby 



564 G. m i n u t u s Fabr. 



Predaceous diving beetles, Dytiscidae 



565 Acilins semisulcatus Anbe. 



566 C o 1 y 111 betes s c n 1 p t i 1 i s Harris 



