IIK.MiriKKA-lll.l l.l.nri l.i;.\-ri.MATOMlU_E. ) ."> , 



Length, l. r >.7o"""; breadth across base of closed hemelytra, 7.5""". 

 Florissant Two specimens. N'os. X<>66, 1-"7'J. 



3. TKI.EOSI MIS-ITS I-LACATI'S. 

 l 'l. L'.S, Fifj. ;i. 



Head imt ] in-served on the single specimen known. Thorax bluntly 

 punctate throughout, mostly rather coarsely, besides which the surface i> 

 more or less roughened except just in advance of the scutellum, when- it i.- 

 -iiiooth, and the puncta- rather tine and a little sharper. Scutelluni reach 

 in<; ban-lv t \\n-tifths way to the tip of the abdomen, uniformly punctate 

 throughout like the greater part of the thorax. < 'oriutn of bemelvtra 

 rather sharply, deeply, very uniformly and not very sparsely punctate, the 

 pnnct.-e with a tendency to a longitudinal arrangement. Body griseons, 

 'iiriinn of hemelytra griseo-castaneous, the clavus and costal Held of coi ium 

 darker, a pallid line following the sutnra clavi, and, less distinctly, the lower 

 edge nt the principal costal vein and the outer margin of the broadly sinii- 

 ni> inai-'jiiial suture; membrane slightly infninated with a small but di<tim -i 

 dark triangular coriaceous spot at extreme inner base. 



Length (without head), 12.7f>""": breadth at liase of lieinelytr;-, > 



KlurU-aiit. < >ne specimeii. No. o4C(>. 



_'. TIIN'KTOSC'IUSTUS gen. nov. (fJvrjT^, r, 7 ,r,r6s\ 



y moderately slender with nearly parallel sides. Head with prom- 

 inent moderately large eyes, scarcely broader than long, less than half the 

 width nt' tin tlnu-ax, scarcely shorter than it, the portion in front of the eyes 

 as long as the part behind them, tapering, subtriangodar, bluntly pointed, 



tin t \liim distinctly surpassing the juga; antenna- with the basal joint imt 

 attaining the front of the head, the second apparently just longer than the 

 thorax. Thorax t\\o and a half times broader than long, apparently with 

 a >h'_;hi angulate prominence at the base of the sides, in front of \\hich tin 

 side> taper ver\ rapidly, formin<r one curve with tlie bmadl\ roiimlerl trout, 

 which has no emargination for the reception of the head Sciitellnni tri- 

 angular with -trai-ht >ides ami bluntly .-ingiilate, imt pmduced apex, con- 

 siderably longer than the thorax, but not reaching: half-wav t> the apex of 

 tin- rather elmrjated produced abdomen. 



\ single -pecie- is k||,.\\ n. 



