I'lii: ^iioi; i-w I M.i'.M sc wi:n(;i:i: i-.i'I'.i'i.i'.s. IT' 



scpiilMtrtI fl-olll tllOSO of hioilnr i»\ lllr l.irk ol fovi';! oil second V(!ll- 



Ir.-il. 'riic m.-ilcs hiwe Ili<' tliocnx jiikI clylr.i d.irkiT reddish-brown, 

 ;md tlif l;iller iniicli iiioi'e eojicsely |)iuicl;ile. 



r. pniK ridinini l.i'c. 8.5-10.5 inni. in leii.utli. is i-eeorded by Casey 

 li-oiii Itidiaiia. 1 have not seen a s[)ecinien I'l-oiii the State. Its 

 usual raiiiie is Texas to (\-iIir<»niia. 



WAV. l!i;si>KHOHirM Casey. 1005. (( Ir.. '^vestern i lifi'."^ 



This <i(Muis was ei-ealed by Casey to iticliide tliose species liilhcrlo 

 ascribed 1o Criipldhiu in which have the tirst and second ventrals of 

 male without a ti-ace oF pit or fovea and tlie last ventral distinctly 

 notched at apex. 1 include witli them srrprufhiiov LeConte, as the 

 characters separating' it are not suflicient to erect a new genus. 



KEY TO INDIANA SPECIES OF IIE3PEK01UUM. 



(I. Elytra bhiclc or piceous ; hind angles of head distinct. 



h. Head distinctly broader than thorax, its sides cnrveil behind the 

 eyes; form robust. §04. pallipes. 



hh. Head scarcely wider than thorax, its sides straight for some distance 

 behind the eyes ; form more slender. 805. ciNCxriM. 



nil. VAylvii wholly or in great part reddish-yellow; head obliquely nar- 

 rowed from the eyes to the neck, its hind angles wholly wanting. 

 c. Head wliolly smooth or with very few punctures. 

 <J. Piceous; elytra pale reddish-brown, coarsely and deeply punctate. 



SOG. ORIBATUM. 



iJd. Reddish-yellow; front of head, thorax, two ttasal and two apical 

 segments of abdomen black. serpentinum. 



cc. Head distinctly punctured on basal half; color black; elytra reddish- 

 yellow with a sutural black stripe, broader at apex and reaching 

 to apical third. . 807. seixatum. 



*804 (2502). Hesperobiim pallipes Grav.. Mon. Col. Micr., 180C>, 179. 



Piceous or nearly black, shining; antennie dusky; legs dull yellow. 

 Head oval, slightly longer than wide, coarsely and rather sparsely punc- 

 tured. Thorax slightly narrower than head, one-tifth longer than wide, 

 sides feebly curved: disk with a well defined smooth median area, its sides 

 coarsely, regularly and rath"r sparsely punctate. Elytra one-third wider 

 and a little longer than tlmrax. rather tinely, closely and roughly punctate. 

 Abdomen as wide as elytra, finely and very densely punctate; last ventral 

 of male with a triangular notch, much deeper than wide. Length 8-11 mm. 



Throughout the State; frequent. Fe])ruai'y 8-Oetober 17. Oc- 

 curs especially beneath covei- on sandy i)anks of streams, ponds, etc. 



805 (2502a I. 1 Iisi-KiioiaiM ( inctim S;iy, 'I'rans. .\m(M-. Phil. Soc, IV. 18.34. 

 454; iliid. II. 5(;9. 

 Elongate, slender. P.lack or piceous. feet)ly shining; anteniue dusky, 

 paler at liic iialpi :uid legs reddish-yellow. Head oblong-oval, nuich nar- 



