BLATTARLE. 153 



Paratkopes PHALERATA. 



Ejlyotibora pbalerata, Erichs. Schomb. Faune Brit. Guiana, 580 — Para- 

 tropa phalerata, Watt. Blatt. 152. 



British Guiana. 



Genus TIVIA. 



Mas. Corpus fusiforme, depressum, supra opacum. Caput parvum, 

 prothoracem non superaus. Oculi invicem vemoti. Antenuae graciles. 

 Prothorax subtilissime punctatus, antice subfornicatus, raargiue antico 

 setoso, laieribus deflexis rotundatis, margine postico recto. Cerci graciles, 

 lanceolati. Pedes graciles; femora subtus setosa. Ala anticae coriaceae, 

 abdomen longe superantes, costa subrotundata. 



Male. Body fusiform, flat, dull above, shining beneath. Head small, 

 not extending beyond the prothorax. Eyes wide apart. Antennae slender. 

 Prothorax extremely minutely punctured, as long as half its breadth, 

 slightly hooded in front, deflexed on each side; fore border and sides 

 rounded, setose ; hind border straight. Cerci slender, lanceolate, moderately 

 long. Legs slender; femora setose beneath. Wings extending much 

 beyond the abdomen. Fore wings coriaceous ; costa slightly rounded. 



This genus has some affinity with Paratropes. A resemblance may be 

 traced between it and Polyphaya and Zelobora. 



• 1. TlVIA SIMULATRIX. 



Mas. Picea, subtus teslacea ; caput margine antico palpisque testaceis ; 

 prothorax margine antico lateribusque albidis ; cerci apice picei. 



Male. Piceous, testaceous beneath. Head towards the fore border 

 and palpi testaceous. Prothorax" whitish-bordered in front and on each 

 side. Cerci piceous towards the tips. Hind wings not paler than the fore 

 wings. Length of the body 4£ lines ; of the wiugs 10 lines. 



a. Lake Ngami. From Mr. Auderson's collection. 



Geuus OPISTHOPLATIA. 

 Opisthoplatia, Watt. Blatt. 198. 



1. Opisthoplatia orientalis. 



Polyzosteria orientalis, C. B. 152 — Opisthoplatia orientalis, Watt. Blatt. 

 199, pi. 5, f. 22. 



2. Opisthoplatia ? occidentalis. 

 Polyzosteria occidentalis, C. B. 153. 



3. Opisthoplatia ? australis. 

 Polyzosteria australis, C. B. 153. 



