BLATTARI.E. 191 



Genus DIPLOPTERA, page 57. 

 DiPLOPTEUA siLPHA, page 67. 

 Blatta (I3 liscoides ? Serv. HisL Orlh. 102. 

 Australia. 



Genus EUTHYRRAPHA, page 59. 



EUTHYRRAPHA NITIDHLA. 



Blatta nitidula, Fahr. Ent. Syst. ii. 11. 



fl, b. Surinam. Presented by the Linnean Society. 

 c. Jamaica. From Mr. Gosse's collection. 



EuTHYRRAPHA DASYTOIDES. 



Mas. Viridi-ci/anea, elliptica, dense et subliliter punctata, suhtus nigra / 

 caput prothoiacem non superans ; atitenno: nigrce, albo fasciatce ; pro- 

 thorax sulcis duabus discoidalibus obliquis, margine piloso ; venter rufo 

 biplagiatns ; alee anticce fascia devia rufa poslmedia ; alee posticeg 

 nigrcB. Var. /3. — Venter luteo biplagiatus ; alee plaga discoiduli 

 lulea, fascia nulla. 



Male. Dark metallic greenish blue, elliptical, very thickly and 

 minutely punctured, black beneath. Head black, not extending beyond 

 the protborax. Eyes wide apart. Antennae black, shorter than the body ; 

 a white subapical band. Protborax as long as half its breadth ; sides and 

 fore border rounded and pilose ; a slight oblique furrow on each side in 

 the disk ; hind border very slightly rounded. Abdomen beneath with a 

 large elongated red patch on each side. Legs black, robust ; tibice with 

 stout spines ; arolia rather small. Wings extending a little beyond the 

 abdomen. Fore wings with an irregular reddish baud at two-thirds of the 

 length ; costa pilose towards the base ; covered part of the right wing 

 purplish black. Hind wings black. Length of the body 5 lines; of the 

 wings 12 lines. 



Amoy. In Mr. Saunders' collection. 



Var. j8. — Abdomen beneath with a large luteous patch on each side. 

 Fore wings without a band, but with an elongated spot on the costa. 



Siam. 



EUTHYBEAPHA IPSOIDES. 



Mas. Nigra, elliptica, confer tissime et subtilissime punctata ; caput pro- 

 thoraccm non superans, margine antico testaceo ; prothorax lateribus 

 pilosis, margine poslico recto ; pedes fulvi ; alcB anticm fusiformes, 

 macula lutea magna discoiduli postmedia ; alee posticce nigricanles. 



. Male. Black, elliptical, dull, very thickly and minutely punctured. 

 Head shining, not extending beyond the prothorax ; fore border testaceous. 



