Mr. R. Shelford's Studies of the Blattidm. 505 



Sub-fam. OXYHALOINM. 



59. Cliorisoneura fragilis, "Wlk. 



Blatta fragilis, Walker, I.e. p. 218 (1868). 

 $. Brazil. 



Synonymous with G. nigrifrons, Serv. 



60. Chorisoncura glabricula, Wlk. 



Blatta glahricula, Walker, 1. c. p. 218 (1868). 

 $ . Brazil. 



Synonymous with C. discoidalis, Burra. 



61. Chorisoneura calogramma, Wlk. 



Blatta calogramma, Walker, 1. c. p. 217 (1868). 

 $. Brazil. 



Occiput, vertex, and centre of frons dark castaneous, a testaceous 

 band between the eyes, traversed by a narrow black line, rest of 

 head testaceous ; antennae testaceous, the basal joints fuscous above. 

 Pronotum transversely elliptical, all the margins hyaline, the disc 

 castaneous with two large semilunar markings, testaceous. Tegmina 

 clear hyaline, the veins testaceous, veins of discoidal area oblique, 

 reticulated. Abdomen beneath testaceous, margined with fuscous ; 

 cerci testaceous. Legs testaceous. 



62. Prosoplccta quadriplagiata, Wlk. 



ProsojAecta quadriplagiata, Walker, 1. c. p. 189 (1868). 

 $. Batchian ( Wallace). 



63. Prosoplccta gutiicollis, Wlk. 



Prosoplecta gutticolHs, Walker, I. c. p. 189 (1868), 

 $. Ceram (Wallace). 



In this species the sub-genital lamina is relatively 

 enormous occupying nearly half the total length of the 

 abdomen. 



64. Prosoplecta trifaria, Wlk. 



Prosoplecta trifaria, Walker, I.e. p. 190 (1868). 

 Prosop)leeta megaspila, Walker, 1. e. p. 190 (1868). 



$. (trifaria). Batchian (Wcdlace). 

 $. {megaspila). Batchian (Wallace). 



