620 CATALOGUE OF 



M- Spines of the hind tibiae yellow. - flavofasciatum. 



H-M- Spines of the hind tibiae white. olivaceura. 

 -- Fore wings not dark at the base. 



++ Keel of the prothorax well defined. - slrenuum. 

 -H-H- Keel of the proihorax slight. 



o Hind tibiae not crimson beneath. scutellare. 



tcmo' Hind tibiae crimson beneath. - - decoripes. 



XX Prosternal spine slender. - proprium. 



b. Prothorax much widening hindward. - - sellatum. 



c. Prothorax not widening hindward. - damnificuro. 



B. Tip of the vertex transversely subelliptical. - - marginale. 



C. Tip of the vertex tapering. ' - maculiferurn. 



A. decoripes somewhat approaches the Caloptenus-type. 

 A. tibiale is a variety of A. inelanocerum. 



ACBIDIUM FEMORALE, C. D. S. 584. 



Fcem. Fulvum, sat gracile ; caput et prothorax vitta testacea nigro 

 marginata ; fastigium subhexagonale ; antennae testacece, bast rufes- 

 centes ; prothorax subcarinatus, vittis duabus lateralibus, flavis 

 lanceolatis nigricante marginatis ; prosterni spina pallide teslacea, 

 longa, robusta; femora postica extus albida, abdomini aquilonga ; 

 tibiae posticce virides, spinis pallide flavis apice nigris ; alee anticce 

 cinerece, corpori cequilonga. 



Female. Tawny, rather slender. Head and prothorax with a testa- 

 ceous black-bordered stripe, this stripe lanceolate and not black-bordered 

 towards the hind border of the prothorax. Head smooth ; tip of the vertex 

 subhexagonal ; keels of the front strongly marked, diverging towards the 

 face. Eyes piceous, fusiform. Antennae testaceous, reddish towards the 

 base. Prothorax finely scabrous, widening hindward, slanting on each side 

 of the slight keel ; a yellow lanceolate diffusedly blackish-bordered stripe 

 on each side; fore border and sides slightly rounded ; hind border much 

 rounded. Prosternal spine pale testaceous, long, stout, rounded at the tip. 

 Hind femora as long as the abdomen, whitish on the outer side excepting 

 the ridges; hind tibiae dull green, a little shorter than the hind femora ; 

 spines pale yellow, with black tips. Fore wings cinereous, as long as the 

 body ; veins tawny. Hind wings pellucid ; veins whitish, black towards 

 the tips. Length of the body 23 lines; expansion of the fore wings 

 50 lines. 



a. Demerara. 



ACRIDIUM LITEBOSDM. 



Mas. Fulvum, gracile, subtus testaceum; caput et prothorax nigro 

 bivittata, Ulius fastigium nigro submarginatum ; antenncepiceee, basi 

 fulvts ; prothorax dense punctatus, non carinatus^postice sublatescens, 

 margine postico producto rotundato ; prosterni spina pallide flava, 

 longiuscula, sat robusta; pedes nigro guttati, femoribus posticis nigro 

 bifasciatis ; alee anticce cinerea, corpore vix breviores, maculis 

 plurimis e venis nigris. 



