DERMAPTERA SALTATORTA. 85 



Male. Grass-green. Head short ; tip of the vertex depressed, conical ; 

 front erect, hardly keeled. Eyes brown, large, prominent, nearly round. 

 Antennae very slender, blackish except at the base. Prothorax short, not 

 keeled ; transverse impressed lines slight ; hind border black, much rounded. 

 Abdomen lanceolate, blackish towards the base above. Hind femora as 

 long as the abdomen, with an irregular black subapigal band. Hind tibiaj 

 a little shorter than the hind femora, with a blackish band near the base ; 

 spines black. Wings pellucid. Fore wings blackish towards the base, with 

 a blackish patch in the middle and with a few small exterior blackish 

 marks ; veins greeuish white in the pale part; costa much rounded near the 

 base. Hind wings with whitish veins ; a few of them black. Var. (3. — 

 Head and prothorax ferruginous-green. Prothorax not black towards the 

 tip. Hind femora and hind tibia? wholly green. Fore wings wholly 

 pellucid, excepting an interrupted blackish streak in the disk. Length of 

 the body 7 — 8 lines ; expansion of the fore wings 15 — 17 lines. 



a- Santarem. From Mr. Bates' collection. 

 b. Ega. From Mr. Bates' collection. 



Epacromia collecta. 



Mas. Fuscescens, subtus testacea ; caput breve, fastigio conico, fronte 

 quadricarinata ; oculi prominuli ; prothorax brevis, subtricarinatus, 

 carinis lateralibus postice deflexis ; alee antica pallide cinerea,spatio 

 basali liturisque nonnitllis fuscis; alee postica diaphanie, basi 

 Jlavce. 



Male. Brownish. Head short; tip of the vertex conical, rather 

 large, much depressed ; front erect, with four well-defined slightly diverging 

 keels. Eyes prominent, nearly elliptical. Antennas very slender, tawny 

 towards the base. Proihorax short, with three slight keels and with well- 

 defined transverse impressed lines; lateral keels diverging much hindward ; 

 hind border rounded. Pectus, abdomen and legs testaceous. Hind 

 femora a little longer than the abdomen. Hind tibiae much shorter than 

 the hind femora; spines minute, with black tips. Fore wings pale 

 cinereous, irregularly brown towards the base and with a few irregular 

 brown marks of various size in the disk. Hind wings pellucid, yellow and 

 with yellow veins towards the base; veins elsewhere black. Length of the 

 body 7 \ lines; expansion of the fore wings 15 lines. 



This and the preceding species differ much in structure from each 

 other and from the typical form of Epacromia, and may be considered as 

 the representatives of two new genera. 



a. St. Jago. 



Page 774. 



Epacromia varia. 



Var. Fffim. Fulva, subtus testacea ; fastigium planum, subtriangulare ; 

 antenna? apices versus nigra ; prothorax subtricarinatus, margine 

 postico rotundalo subproduclo ; abdomen basi carinatum ; femora 

 poslica nigro notata ; alee anticm fere diaphana, plagis sex magnis 

 subconnexis gullisque sex obscure fuscis; aUe posticus cinerece, apice 

 obscuriores. 



