■I'UK I.A.MKI.I.irOliN BKHTLES. 947 



longer than in wqitalis. Front tibiu' witli two teeth on tlie outer niarRin 

 near the tip and with several small blunt teeth near the base-. Length 5- 

 7 nun. 



Fro.iuciit bcMioMtli (lead fish and other carrion and rubbish along 

 the Ix'acli of Tiako Michigan in I.akc and l\)rter counties; not noted 

 (>ls('whcrc in the State, though pi'.)bahly occurs llu'itughoul, as Dury 

 rtn-ords it Ironi Cincinnati. April !) -luly 'I 



IT'.io (.">C.;!0). Tkox atkox I.cc, I'roc. IMiil. Acad. Nat. Sci.. \1I. isr>l. "J 11. 



ENmgate-ovatc. lUack. surface witlieut coating. 'Ph. .rax I r;insve!-sely 

 (luadrate. sides nioderalely curved in Imid. slightly sinuate nl base: bind 

 angles acute, surface sparsely punctured, median groove wholly obliterated 

 excei)( a slight impression in front of scntellnm. Elytra_with broad, sliai- 

 i..w stria-, bearing transverse rather distant punctures; intervals feebly con- 

 vex anil with a single row of small punctures each of which bears a short, 

 erect brownish hair. Hind femora with a row of spines along the hind 

 margin. Length S mm. 



Known from Indiana by two s|)ccinH'ns taken near Lafayette, 

 one each in the coUections of Dury aTid Webster. Recorded here- 

 tofore only from Illinois and Kansas. 



Sul)faniily 11. MELOLONTHINAE. 



The members of the sul)family are nuunly distinguished l)y 

 the position of the abdominal spiracles, which are in part placed on 

 the superior portion of the ventral segments, the rows feel)ly di- 

 verging, the last spiracb' usually visible behind the elytra. They 

 are usually oi' looser, more slender build, with longer legs than the 

 members of th(> preceding sultfamily. Th(> clypeal suture is trans- 

 \-erse; club of antenna- olten elongated in males; tip of the abdo- 

 mi-n usually visible liexoiid the elytra; coloi- in gem-ral some shade 

 ol' hi-ov.n. In all of our geiiei-a ihe mandibles ami labrum are be- 

 m>ath the clypeiis and not visible from above, in habits they are 

 eiitircl\- vegetable teeders, occurring on leaves and Mowers, or Hying 

 about in the evening, and are oi'teu att'-ai-ted in great numbers to 

 electric and other lights. 



But six of the 21 genera into which the su.bi'amily is divided are 

 represented in the Stale. The following papers treat of these 

 genera and to them the si)ecial student is referred for more detailed 

 descriptions: 



LeC'oKfe.—" Synopsis of the ]\Ielolonthida^ of the United 

 States." ill Journ. Phil. Acad. Nat. Sci., New Ser., Ill, 1856, 

 2?o-2^S. 



