r 792 ) 



\aU\ii known iHilv iA' iiHiinjitliiiiiii \ u[' \\\i- Tlien I ni-[\\K', willi inic (irrllii^. 



Hull. (_)i-ic'iil;il lu';^-i()ii, iKirthwanl ((i Aiuiirliuid iiiiil .laiiaii, raslwanl In iMiniiM) 

 ami .lava. 



Till- genus is a cunnci-ling link botweun T/ieretid, -miiX Cec/tcnena, niid is itsi'lf 

 ctiiiiiectoil with, '/7'<-n'fr» by V'/'. rd.stancd and iKillirosta. Some of thu spcuit's 

 resemble ejiclij otiu'r ratlier clnsclv ; IjuI there is really no great diliienlly in 

 distinguishing- fiicni, IT onr lias ome grasped liie essential charaeters. Tiie 

 differenees in the iialjii, wiiieh we illustrale by some Hgures, will, we hope, convince 

 even the most contirnicd lumper oi' the distiuctness of the insects. 



Key lo I lie sjiecies : 



K. llindwing below with roiis|iienous blac.lc 



stigma ...... T.j.s. /,'/.. ulhomurijuvitiDt. 



llindwing below with<iul a lilaelv stigma . . /;. 



b. Second segment of palpns strongly 



narrowed to base (I'l. MX. f. IT) 7.")]. ll/i. 'u-nlu. 

 Second segment of palpus not nan-owed 



lo base (PI. LIX. f Is) ,-. 



c. Upjierside of thora.x flushed with w^^], 



underside of wings and body inc hisive 



of palpus rosy red .... 7.37. Rh. (jloriom. 

 Upperside of thora.x not tlusiieil wiih nil . . r/. 

 . (/. Forewing above with a single series of 



sharply defined white sultmarginal 



hmules ...... 7.55. 1-tli. limatd. 



Forewing above with two series of 



white s])ots or a broad ill-delined 



band, or wit hout white submarginal 



markings ....... e. 



e. Forewing above with a series of white 



submarginal spots, jjreceded by a 



straight white line trom apex to Iv- 



aud by a lunate line between II' anil 



SM- ; underside of body anil wings 



ochreous ...... 756. R/i. olicacea. 



Not so coloiu'ed . . . . . . • J- 



/. Cavity at eud of first jialpal segment 



distinct ........ y. 



Cavity at end of first palpal segment 



vestigial ...... 741i. Ilk. moiujoUaim. 



ij. Underside of wings densely speckk'<l 



with brown, marginal baud of fore- 



wiug not joiued to browu basal area; 



IK) white submarginal scaling on 



forewing above : abdomen without 



yellow lateral sti-ipe . . . 75U. Rh. celata. 



Underside less densely speckled with 



bi-own : marginal liand of forewing 



joined to liasal area between 1\- and 1{-' . . h. 



