TiiK Ti-Mr.T.ixr; FI,0WKI{ p,kf,ti,es. 



vur, 



V. (ii,ii'()ni;s liCc. ISdi'. (dr., "slippci-y rool.") 



Kntlici- l;iCUi' I'liscdus species. e(t\-ei'e(| willi dense silky lirowil 

 ])uJ)OS('eilee; sciltelluill l-oilllded, triillimiliir ; llilld lil>i;i' cjll'ilKltc 

 jiloiiii- tlic doi'sal line jiiid riii'iiislied with ;i \nn^ ()l)li(|U(; rid^c on 

 oiitef sui't'aco. tliis eoiiiieeted with the (h)rs;d vid^o. near tip; first 

 joint (if hind tai-si witli two ohliipie fid<:'(>s. (Fig. 576, No. 10.) 

 One of the two known species h;is heeii tnkeii in the Stntiv 



'2A:V2 (T7'.>:;). (Ji.h'odk.s skku'AN.s :Mo1s1i., J(yuni. I'liil. Acad. Xnt. Sci.. II. 

 1845. ?,12. 

 Dark ivddish-hrown. doiiS(»].v clothed with silk.v .yellowish i)nl)escence ; 

 ol.vtra usually darker than head or thorax. Labial ijalpi with last .joint 

 eniarginate. Maxillar.v i)al])l of male with under side clothed with a denst^ 

 lirnsli of line, soft hairs, the last .joint heariii<r at hase an outer .jointed and 

 foi-ked apiiendase as lonu as tlie joint ilself. LeuL^'th C. -S mni. 



I^^sey Cotinty; rnro. June 14. ()cc\u-s in the. "Middle nnd 

 Southern States." 



VI. MoRDELiJSTEXA Costa. 1855. (L., "lute + narrow.") 



A large gemis of small, linear or wedge-shaped forms, having 

 the seiitellum rounded, triangtilar; anal style long and slender; 

 hind tihia' with a suhapieal short transverse ridge* and from one 

 to five o])li((ue ridges on the outer face; hind tarsi with from one to 

 five ohli([ue ridges on first joint and often one to three on second 

 and third joints. Tlie heetles are often hrightl.v and ju-ettily varie- 

 gat(Ml and occur on flowers of varioits plants. 



Fig. 576 N'o. 9. MoTdeUa discoidea; 10, hind tibia and tar.<u> of Glii)odes; 11, antenna of Mordellistena; 12, 

 maxillarj' palpus of same; 13, front tarsus of sivnie; 14, tarsal claw of same; 15, hind tibia and tarsus of 'Jordel- 

 lidenn hkincleUa: Ifi, elytra of same; 17, hind tibia and tivrsus of M arida. (After Smith ) 



On aeeount of its large size, the genus is separated i)riiuaril.\' 

 into si.\ groups, l)ased upon the nuiuher and arrangement of the 

 lihial ridges. These are as follows: 



*This is not taken into account in the separation of the (Iroups below. 



