iiii- I, \\ii:i,i.i( (ti;\ i;i;i:ri.F.s. 



I,. I- in 111,, iiinii ul' ;i nuiiKli'd I<i1k': base rallH'i- aculi'ly Inhcd al miildlc; disl; 

 Willi Idiir clnii-aU- IuImtcIcs altni^ llic basal iiiar-in. Ilic milcr mir carli side 

 with a suialliT mic in Irdiil : llic median pair facli willi a \slia|icd riduc 

 in frdiit, llicsc ridgos roriniii.L; IIk' sides of a iiH'diau .groove. lOlylra with 

 r.iws III" niiidcraa'ly elevated, iilddii.!,'. tuliercles, t(imeHt<ise al suiiiinil ; he- 

 Iweeii tiic rows of large tubercles is a mw of smaller niies. also touieuldse 

 ,il iiip. ami nil earh side of the smaller tulien-les is a row of rounded granu- 

 lar ele\aliiins; tlie sni-face lielween all luhercles and elevations, smoolli. 

 Length lo IS nun. 



I.jikc ('■. iiiity: rni'c. Scpt.'inhci- M. 1 liave seen hut a siiiole 

 s|)(M'iiueii, taken hy .). 1). Hood on tlie beach of l^ake MieliiiiMti. 

 near I*ine. It oeeiifs on tlie sandy sliores of lakes and rivers and is 

 said to be abundant in the (hilf States. The rows of tliree different 

 sizes of tubercles on the elytra reailily distinguish this froiu out- 

 other la roe species. 



ITTS (5G14). Tuo.x monacuis Ilerbst.. Kafer. III. ITS!), 25. 



More obloug and less robust 

 ilian scahrofius. Dark brown or fus- 

 ions. 'Pliora-K with sides subangu 

 late ill front of notch near hind an 

 gles: ivasnl margin deeply sinuate 

 near the angles; tubercles as m 

 ■^(■itlirosus. Elytra each with fi\e 

 rows of rounded or oval tubercles, 

 tomentose at tip. rather distantly 

 jilaced one from another, those of 



one row alternating with those of the next: the spaces lietween the tuher- 

 iles finely and sparsely granulate, one of the tubercles of third row on 

 apical fourth of elytra is niucli eidarged, the corresponding one in the 

 fourth and tifth row also enlarged, but smaller than that of the third, 

 length 13-16 mm. (Fig. 368.1 



Southern half of State; fre(|nent. June 7-October G. IMatino- 

 on the former date. 



1779 (5615). Trox aspek Lee, Proc. Phil. Acad. Nat. Sci.. VII, 1854. 215. 



Oblong, robust. I'urplish or grayish-brown; the first .ioint of anteim:c 

 and club as in moiuichus. Thorax as in nioiiachiis, except that the notch 

 near hind angles is less deep, the angular lobe less prominent, and the 

 siiunition of basal margin less marked. Elytra with rows of oblong or 

 elongate, tomentose tubercles, their front ends smooth and shining. Inter- 

 vals betw(>en the larger rows of tubercles each with a row of small ones, 

 on each side of wliicli is a row of rather deeply inijiressed ])unctures. 

 liength 13-15 mm. 



I'utnaiii Coitnly: rare. June 11. rroliably occurs spariiioly 

 throus'hotit the soulhcrn half of Stale. 



[CO— 2;!402| 



Fiy. IWS. «, larva; 6, pupa; c, beetle; d, e, f, le?, cervical 

 pi vte and maxilla of larva. (After Ri!ey.) 



