Mr. K. Shelford's Studies of the Blattidm. 243 



vein, apex incised, basal margin very obtusely angled, about two-fifths 

 of total wing-length. Supra-anal lamina slightly produced. Legs 

 testaceous. 



Total length 4*8 mm. ; length of tegmina, 4 mm. 



KucHiNG, Sarawak. Three examples. [No. E.] (Oxford 

 Museum.) 



The following table will help to show the differences 

 between the various Oriental species : — 



1. Rufo-castaneous or fulvous. 

 2. Medio-discal field of wing with five 

 transverse venules, ulnar vein bi- 

 furcated, ulnar field without trans- 

 verse venules J.. i/i/?t'«iYm,niihi(Ceylon) 



2'. Medio-discal field of wing with four 

 transverse venules, ulnar vein 

 simple, ulnar field with two trans- 

 verse venules J.. jieyZaniea, mihi (Ceylon) 



r. Fusco-castaneous. 



2. Disc of pronotum with pale central 



macula Yl.TOactti«/o,mihi (Ceylon) 



2'. Disc of pronotum without pale 

 central macula. 

 3. Median vein of wing obsolescent 



at its distal end A. obscura, mihi (Malay 



Peninsula) 

 3'. Median vein of wing not obsoles- 

 cent at its distal end. 

 4. Medio-discal field of wing with 

 four venules. 

 5. These venules transverse, 

 apex of apical area not 



incised A. malayensis, mihi (Malay 



Peninsula) 

 5'. Two proximal venules, very 

 oblique, apex of apical area 



incised A. borneensis,mihi (Borneo) 



4'. Medio-discal field of wing with 



two transverse venules . . . A. javanica, Sss. (Java) 



I have not been able to examine critically A. f/i/rin- 

 oides, Wlk., from Ceylon, the type of which is in the British 

 Museum, however it enters into Sect. 1' in the above table 

 but can be readily distinguished by the fulvo-testaceous 

 pronotum. A.fulva, Br., from Burma belongs to Sect. 1 in 



