Coleopterous Insects of Maine. 13 
16. ELATER MACILENTUS. 
corpore angustato, subtus rufo-piceo; antennis nigro-piceis, vil- 
losis, — — pence; wwe sub- -depresso, sub-elo 
£z 
elytris sub-fuscis, esie 
striatis, et punetulatis H pedibus rufo-piceis. 
Body slender, beneath reddish piceous, especially on 
the breast: antenne blackish piceous, hairy, third and 
fourth joints subequal: head densely punctured : thorax 
inconspicuously punctured, somewhat flattened, with 
very short hairs; length one half greater than breadth; 
margins nearly straight ; posterior angles acute: scutel 
ovate, darker than the elytra, which are light brownish, 
universally and minutely punctured ; stri& shallow: feet 
reddish piceous. 
Length more than seven twentieths of an inch. 
Inhabits Blue Mountains, June. 
17. ELATER GRACILIFORMIS. 
E. corpore, sub-cylindrico ; capite atro, punctulato, fronte i impresso; 
antennis serratis, testaceis ; Hemeoneo onvexo, nigro, anticésub-testaceo, 
valde polito, anguli ticis , piceis ; elytris piceo-nigris, striatis, 
ce obtuso ; pedion tanja 
Body narrow, somewhat cylindrical: head black, with 
small punctures ; front somewhat semi-circularly indent- 
ed: antenne testaceous, serrate; third joint very little 
smaller than the following, and twice as large as the 
second : thorax convex, black, anteriorly a little testace- ` 
ous, very much polished, longer than broad, with a slight 
excavation before the posterior angles; punctures few 
and small, not apparent through a common glass ; mar- 
gin very slightly curved ; posterior angles piceous, acute ; 
Fa 
