HBMIPTBRA HOMOPTEEA CBRC '!'!1>.K. 317 



retreats slightly at the sides, so as ti ^i\e it ;i sli-hth convex aspect. The 

 body is dark and uniform, tin; te^mina the same lint slightly lighter over 

 the disk; tin- costa is very strongly convex. 



Length of body, -J.7:> ...... ; breadth, l.l mm ; h-n-ili ..)' te^mina a- pre- 



served, ."...Y 1 "" ; as reston-d, 3.8 



Green K'iver, U'vnmin^. One specimen, No. 10*, Dr. A. S. Packard. 



2. CEECOPITES CALLISCENS. 

 I'l. (!, Fi-r. 32. 



Head suborbicular, with scarcely protruding eves, a little broader only 

 than li.ni;-; the ocelli are ol>M-iire, Imt \vliai are apparently these are farther 



removed from each other than (Voin the eyes. Thorax !>ro;ide>t in tin- 

 middle tit' the anterior half, from \vhich point it rapidly narrows both in 

 front and behind ; bas ight; t'ront margin broadly concave except for 

 a slight and angular middle prominence, which breaks the curve in two. 

 lody d;,rk fuliginous. Teu'mina pallid, lint with a darker costal marum 

 and a similar lint hroad apical hand; the veins show with toh-ralih- dis- 

 tinctness. though they are ^ener.illy very obscure in the wings, which show 

 aneuration in all respects typical so far as visible. 



Length of body, including closed wings, ll lum ; breadth, 3.5 mm ; lenirth 

 of te-mina, S..V"'". 



(Ireen Kiver, Wyoming. One specimen, Nos. 104 and 115, Dr. A. S 

 I '.ickanl. 



CERCOPIS Fabricius. 



A number of species have been referred T this IM-IIIIS from the I'luro- 

 pi-aii Tertiaries, but. as mentioned liduw under that snbtamily, the\- are 

 mostly referable to the Aphrophorida. It is doubtful whether any of the 

 species of true 1 Yiviipina >hi'idd 1..- c!a->.-d ^enerically with tlm^e here 

 placed in this group, and which are known by their tegmina Only ; the 

 li.rm i.l'the wings, as well as their neiiratioii, diiii-j-s considerably, but until 

 iui.ro ol \tlie structure can be determined it ha> seemed best to da>s them 

 hei-e. It may be in. ted that the radial vein brandies sooner than in ^er 



copil 



HIM. I Illlic iilnliHIH. 



I. .11 goi ' iiiu hlii -i ii milliiiK : 



wiilrl\ '. . ...... ......... .......... I i 



Siiiiilli-r .]!',!, s; i'i' 



forking only moderatol . ............................. 



I !'!>' I ........................................................ 



