'I'm-: i.(t.\(; iitii^M:i) \\()(i|)-I!()KIN(; i;i;i;'I'i.i;s. KtS.") 



c. \\\\,\v\\ VdiiiKlcd ;il lip Willi s|)iiu' at suliirc very iMi'ciy willi tlic apex 

 acute and williuiii siilural spine; i,'rav with yellow palelies. 



linill. ( AI.( AliA lA. 



rr. I'^lytra niiiiided al lip wilimiii spine at suture. 

 /. l';iylra willi luar.iriual nr suliuiai'uina! sti'ipes. 

 .(/. 'riierax and elytra \\u\ Idack. 



/(. I'uliesceuce siUcry white; lliorax and elytra lirowii or yclinw- 

 isli iiniwii with two wiiile sli-ipes. ( I'i;;-. ITil. i camuda. 



hit. rubesceuee asli-uray. 



/. TlKirax yellow w itli four lilack siiols on disk and one on each 



side; elytra with liroad niaviiinal and sntnral strijK's ltri,i;lit 



yellow. iM.xcricoi.i.is. 



//. Thorax and elytra m'ay. eacii with an oran^re stripe (.n sides. 



,/. Second and third crossliamis on eJNira ohli(pie. a small 



dark spot usually on each side ol' tirst and one hehind 



the third. L'on.'). i i!ii)i:\rA i a. 



././• Firsv and second crosshands on elytra ohlitiue; small dark 



sjtots wnntluir. HOIh;. imiians. 



////. Thorax and elytra black, with orange stripes on sides, rarely a 



sutural (iiaii,i,'e stripe i)resent; surface coarsely punctured. 



201)7. l.ATKKALUS. 



//. Elytra without stri|ics. usually with spots, rarely mucolored. 



/,•. Elytra with white pubescent spots; thorax with two white 

 strijtes; sides and under surface white. 

 /. Humeri of elytra not white; two larire white spots on each ely- 

 tron, reachiu;,' neithei' mai'^Mii or suture. ( Fiix. 471!.) 



CKiriATA. 



//. Humeri \vhile; tw(. white spots near the suture on each ely- 

 tron. FAYI. 

 1,1:. Elytra without white pubescent spots. 



III. Cinnamon oi- rcddisli-bi-own. sometimes nearly black: male 

 smaller. K) nun., with elytra uuicolored ; fennile. lar.ger. 

 1") nun., with a transverse undulated yellowish crossbar at 

 ndddle. I'oos. discoidea. 



iitiii. Olive yellow, with three small lilack dots neai- middle of each 

 elytron, these sometimes wantin.ii\ 2()i)'.). vksiita. 



»S'. <>bU<in(t S;iy (Fiji'. 4()S). length Ifi- 1!' nun., is known frdui New 

 Ed^ImikI to .Michiiian nnd Wisconsin. It is f'onnd on l)lack alder 

 {Ahius s( rruhita Willd.) in -June and very prooahly occtirs in north- 

 ern Indiana. S. ukx sta ^AH'., length 8-0 nun., l)reeds in poplars and 

 is knowi] from Xcw Hnti'laiid, Xorthcrii Ohio, .Michiiian and west- 

 ward. 



L'OOL* ((-.17'.)). Sai'i laiA MiiicA Say. .lourn. riiil. Acad. Nat. Sci.. Ill, 1sl'4, 



10!); ibid. II. r.)l. 



l-^lonuate. i-obnst. Itlack. vpai'sely clothed with ;,n-ay and yellow pui)es- 



cence. Thorax witls an oran.^e medi.in strijie extendinji onto the head and 



a similar stripe each side; elytra with numerous patches of denser yellow 



