POLYDICTYA. 217 



1737. Polydictya negrito, sp. u. 



Head aud pronotiimgreenish-stramiueous; inesonotum, sternum, 

 and legs bvovvnish-ochraceous, apices ol: the femora olivaceous, 

 anterior and intermediate tibiae black, with a broad pale ochraceous 

 annulation ; anterior aud intermediate tarsi black ; abdomen 

 purplish-red, its dorsal surface black on basal area ; tegmina above 

 brownish-ochraceons,the i*eticulate venation ochraceous, the costal 

 and claval areas suffused with black, the first with four marginal 

 ochraceous spots ; beneath (excluding apical area) the tegmina are 

 suffused \\ith indigo-blue ; wings pale fuscous-brown, the reticulate 

 venation darker, with two elongate suboblique streaks at base pale 

 indigo-blue, the uppermost reaching costal area ; pronotuui with 

 a broad, subobsolete, medial carination : rostrum mutilated in 

 specimen described ; posterior tibiie with six strong spines. 



Length excl. tegm. 17| ; exp. tegm. 46 millim. 



Hah. Andaman Islands {De Eoepstorff, Coll. Dist.). 



Allied to F. basaHs but smaller, tegmina shorter and indigo-blue 

 beneath; anterior and intermediate tibise annulaced ; posterior 

 tibite with six spines. 



1733. Polydictya affinis, Atkins. J. A. <S'. Bent/. Ivii, p. 339 (1888). 



Polydictya lervida, Gersf. MT. Ver. Vorpomm. xxvii, p. 25 (1896). 



Head, thorax above, sternum, abdomen beneath, and rostrum 

 tawny-yellow ; legs coral-red ; abdomen above witli about basal 

 half sanguineous, remainder ochraceous : tegmina above bluish- 

 virescent for about basal third, thence very pale fuscous-brown, 

 all the reticulate venation ochraceous, or near base greenish- 

 ochraceous; beneath (exchiding apical area) the tegmina are more 

 or less suffused with pale bluish, somewhat distinctly blackly 

 maculate near base ; wings very pale fuscous semi-hyaline, the 

 venation fuscous-brown, the base ])urplish-red; pronotum distinctly 

 medially carinate on its posterior half ; rostrum passing the pos- 

 terior coxsB ; posterior tibise with four spines. 



Length excl. tegm. 16 ; exp. tegm. 55 to 58 millim. 



Hah. Sikhim {fide Atkinson). Darjiling {Coll. Dist.). 



1739. Polydictya tricolor, Westw. (Lystra) Arc. Ent. ii, p. 35, 

 t. Ivii, f. 4 (1845); Walk. (Polvdictya) List Horn, ii, p. 290 

 (1851); Atkins. (Polydictya?)"/. A. S. Bemj. liv, p. 156 

 (1885). 



Head ochraceous, with two piceous spots at base of vertex ; 

 pronotum black, with the lateral and posterior margins broadly 

 testaceous ; mesouotum black ; abdomen above sanguineous, its 

 extreme base narrowly somewhat piceous ; face ochraceous ; a 

 large spot to clypeus and body beneath piceous ; legs and 

 abdominal anal appendage testaceous-red ; tegmina with nearly 

 basal half ochraceous, with two transverse series of black spots, 

 the first near base, the second (three in number) at about one- 

 third from base, remainder of tegmina uniformly fuscous-brown ; 



