yoim. BEf'ISloX OF THE MKLjyoru—sciDifKi:. 75 



Len^'th of boily, ni;il«*, 17 iiiiii.. feinah', -0.5 inin.; antemiiUMnalr, r)..** 

 niiii., t'eiiiale, *'* nun.: tormina, male, ti iiiiii., f'dMiiaUs .'{.T.*) iiiiii.; Iiiml 

 fiiiiora, inaU', 1K'> 111111., rciiialc, lo niiii. 



Two iiiah's, - tViiiaN'ft. (iraiid .IiiiH'tion, Afeaa County, Colorado, 

 .Iiiiu\ li. Hnuitr. 



6. AEOLOPLUS TURNBULLII. 

 (I'luto V. li^. 10.) 



I alnptennH turnhnllii Thomas!. Ann. Kej*. I'. S, Geol. Snrv. Terr., V (1«72). p. 452, 

 |.l. II, liu. Ill; Kep. r. S. (;eol. Siiiv. Terr., V ( IH7.{).I>. 1.">S: h'rp. 1*. S. I'.nt. 

 I omm., I ilMTH), p.42.— tiLoVKK. 111. X. A. Knt.. Ortli. (187L';, pi. \i, titf. 10.— 

 S( rouERl, (an. Knt.. XII '1880), p. 75.— HiaxKU, K'ep. I'. S. Ent. Cooiin., 

 Ill (\mi), p. 60: Iliill.lHv. Knt. r.S. l)»'p. A«rio.. IV a«84), p. 5«. 



M.UiHophiH iKrubiitlii hmsv.u, Bull. WasliU. Coll.. I (188.'), p. 139; I'lihl. Xrbr. 

 Acml. Sc, III (1893), p. 28. 



Mead varyiiifT from pallid testaceous to brownish testaceous, the 

 peiiae aoiiietinies clouded witli fusi-ous; a broad bliickish stripe, usually 

 broadeiiiiiff posteriorly, extends from the front of tlie fastigium across 

 the summit, nearly oceuijyinj; the whole of the fasti.uium exiM'pt the 

 si(h's (»f tiie expanded jtortion and sometimes inva<lin<;- this; a broader 

 l»aiid extends lon*;itudinally behind the eyes: antennae pale salmon 

 red. more or less deeply infnseated apieally; fastigium not suleate; 

 frontal costa nearly or <piite as broad as the nariowest space between 

 tli«' eves, shallowly sulcate below the ocrllns. Pronotum varvinji' from 

 testaceous to dark brownish yellow, the meta/.ona generally feebly infns- 

 eated in i)arts, especially on the disk, the prozona and generally the 

 front half of the metazona with a broad, obscuiely bordere<l, blackish 

 fuliiiinous, mesial strijie, sometimes including a yellowish thread • upper 

 half of the lateial lobes of the ])rozona similarly colored, foi mil 7 a 

 hmad bar, which sometimes extends as a cloud upon the motazc na; 

 posrcrior margin obtusely angulate, the angle rounded; median carina 

 on the metazona only. Prosternal spine conical <u' pyramidal, rather 

 pointed, nioderately long. Tegmiua brown, variably tiecked with dull 

 yellowish, the basal portion of the anal vein often so marked, falling 

 distinctly short of the tip of the abdomen, tln^ costal margin somewhat 

 but not greatly ex[)anded bejond the base, beyond tapering regularly, 

 the tip well rounded; wings at rest protruding slightly beyond the 

 tegmina. Hind femora clay yellow, thrice broadly banded with blue 

 black, the bands generally more or less blended on the outer face, the 

 whole genicular arc inky black: hind tibiae glaucous, suffused apieally 

 with pale yellow, and with a narrow subbasal yellowish annulus, the 

 piillid spines black tipped, the tarsi clay yellow. Sui>raanal plate of 

 ni;ile triangular, the ajiex acute and bluntly i>ointed, the sides nearly 

 straight, the surface feebly arched, with a basal, triangular, apieally 

 narrowing sulcus, which hardly extends to the middle of the i>late and 

 is bounded by sharp walls; a short, moderately sharp but low, obli<pie 

 ii<l;.ie starts from the outer base of the plate and runs a similar dis- 



