504 FAMILY XV. — CORYLOPHID^^i. 



III. Sericoderus Stcph. 1829. (Gr., "silken + skin.") 



Siiinll (ihlono- or ovale puljeseent species havinii' the antennal 

 ehib 3-jointecl (Fig. 180. Xo. "5 ^ : elytra naiTowed behind, their tips 

 truncate; tarsi slender in both sexes. One species has been taken 

 in the State, while two others niay occur. 



KEY TO INDIANA SPECIES OF SERICODERUS. 



a. I'^lyli'.i iiKirc slrcni^ly iinrniwcd rnmi Icist^ to ape.x. 



h. Cnlnr |i;ll(- dull Vcllnw; llu>l';l\ witll a rilSCOUS S]Hi| al apex; Icil^'lll 



.".> 1 llllll. EE.W iiirs. 



1)J). Kl.vtra iiiccdiis. vcllow a( lips: llim-ax dull yclldw, the subapieal sjxil 



darker: len.Lrlli .S min. 1)(>(1. obscuris. 



(III. ]']l\lra rccMy iiarrnwcd. I lie Inrjii iiiorc (|iiadralc; color pale dull yel- 



l(iw : loii.udi .s llllll. suBTii.is. 



N. /I(iri(h(s liCc. was dcsci-ilied from New Yoi'k and Lake Su- 

 ])eri(»i- and i)i"ol)ably occurs in the northern counties. »S'. shIiIIUs 

 Lee. is known from southern Illinois and Florida. 



DUG (."'.OL'C). Sericoderus obsci'RUs Lee, Troc. Phil. Acad. Nut. Sci., VI, 

 1852, 148. 

 Ohloii^:. (piadratc. 'IMiorax broadly rounded in front, dull yellow with 

 a pieeous sjiof ;it apex. I*]lytra linely and rather densely punctate, dark 

 reddish-hrown (»r pieeous, the truncated apex yellowish. Len^h .8 mm. 



I\rai-ion. l*utnani and Vigo counties; scarce. March 5-May 2. 



Saciidii hi<!i(hrf Lee, thorax as long' a.s wide, elytral punctures 

 and pubescence spar.se, color pieeous, length 1.7 mm., and S. ohscu- 

 rutn. Lee, thorax wider than long, elytral punctures and pubescence 

 dense, color piceous-brown, length 1.6 mm., both have a range which 

 may include Indiana. The antenna of Saciuni is shown in Fig. 

 180, No. 8. 



IV. MoLAMRA Casey. 1900. 



Small oval species having the antenna' rather short with a stout, 

 compact club, the seventh joint enlarged, the fifth normal. (Fig. 

 180, No. G.) They were mostly formerly classed under Sacium. 

 Three have been taken in Indiana. 



KP:Y to INDIANA SPECIES OF MOLAMBA. 



II. Elytra each with a transverse yellow siiot or band .just ])e]iiiid the mid- 

 dle. 

 /). Yellow markinirs of elyfra an entii'e crossbar located behind the 

 iiiidd!(^: pui^esceiice cuai'se, distinct. IICT. EASCIA'IA. 



III). \Cllow iiiarkin.<;s of eiyti'a a siib(pia(lrale spnl {(jcaled very little l)e- 

 hind the middle. 9(38. ornata. 



