49-^ 



NEW YORK STATE MUSEUM 



sutural line, slig^htly broader posteriorly, with two circular black spots at 



the anterior third, one subdorsal, the other lateral, and at the posterior third 



a much larger irregular black spot, which is prolonged along the ventral 



margin. 



_ Hoplocephala bicornis ( )liv. 



ij Tliis small, ratlu-r stout, greenish beetle occurs on maple and 



^ beech fungi in April and May in association with Cratoparis 



1 u n a t u s Fabr. 

 / i^i ii'li'\\ This beetle is about 's inch in length ami the smaller 



^^^^ v. males may be at once recognized by the two conspicuous 

 f. ^ ,, ~! , , hornlike processes on the front. The anterior margin of the 



rig. 120 H <■ i> 1 11 t e J) h .1 I .1 " 1 '^ 



b i c n r n i s 

 (original) 



eni..rged lJ^j3p^,,.|^ j^ ^j^,j prolougcd as a pair of much smaller processes. 



Forked fungous beetle 



Bolctothcriis bifnrciis b'abr. 



This very striking beetle oi curs on fungus growing (Ui beech and maple in June. In 

 spite of its dull colors, its grotesque form renders it somewhat consjiicuous. 



Both sexes are tlark brown or brownish black and are remarkable 

 because of the peculiar irregular elevations on both head, thorax and wing 



m 



Fig. 127 Forked fiingous l)eetle, IJ o 1 e t o t li e r 11 s tiifiirciis, side ami dors.-\l view "f iii.ilr, d-irs.i! view of 



fein.ile, enlarged (originiill 



covers which, in the male, are accentuated. The female has a pair of 

 rather conspicuous tubercles on the prothorax. Her consort ma)' be at 

 once recognized b)- these prominences being jirolonged into enormous 

 horns 1 tearing at their extremities on the underside, delicate brushes of 

 reddish yellow hairs. 



