THE INSECTS OF NEW JERSEY. 
Family MONOTOMIDyE. 
277 
MONOTOMA Hbst. 
M. producta Lee. Brigantine Beach IX, Sea Isle City, Avalon VII, An- 
glesea VII (div); a strictly maritime species. 
M. picipes Hbst. Hudson Co. (LI); under decaying vegetation. 
EUROPS Wall. 
E. pallipennis Lee. Hopatcong (Pm); Ft. Lee, on gummy excretions of 
hickory (Sf). 
BACTRIDIUM Lee. 
f B. ephippigerum Guer. Ft. Lee (Sf); Hudson Co. (LI); Orange Mts. 
(Bf); Merchantville V, 7 (Brn). 
/ B. striolatum Reit. Ft. Lee (Sf); Hudson Co. (LI); Orange Mts. (Bf). 
/ B. cavicolle Horn. Hopatcong (Pm); Ft. Lee (Sf); Orange Mts. (Bf), 
Hudson Co. (LI), in galleries of and feeding on Scolytid larvae. 
Family DERODONTIDtE. 
Oblong, rather convex species, the thorax rounded and toothed at the 
edge, elytra yellowish with obscure blackish markings. Very little is 
known of the adults and less of the larvae. 
DERODONTUS Lee. 
/ D. maculatus Mels. Orange Mts. (Bf); Staten Island (Lg). 
Family BYRRHIDiE. 
These are usually known as “pill beetles,” small in size and generally 
black with silky iridescent pubescence, which makes the species easily 
recognizable. The legs and antennae may be so closely folded to the 
body as to be practically invisible. They live at the roots of grasses or 
in water, and are of no economic importance. 
CYTILUS Er. 
C, sericeus Forst. (trivittatus Mels.) Greenwood Lake V (Lv); Madi¬ 
son V (Pr); Ft. Lee (Bt); Hudson Co. (LI); Newark district (Bf); 
Sea Isle City V (Brn); and probably throughout the State. 
BYRRHUS Linn. 
B. americanus Lee. Newfoundland IX (Jl); Paterson V (Soc); Green¬ 
wood Lake, Ft. Lee (Bt); Newark (Bf); along the shore, Brigantine 
to Cape May VI, VII (div); not common. 
/ y j 7 1 vw / * 
