6 Mr. R. Sh el ford on some 



synoptical key. The well-known and cosmopolitan species 

 S. rhomb/folia, Stoll, and the gaudy S. ornata, Br. (figured 

 in the above-cited memoir), are omitted. 



1. Wings represented by squarniform lobes. 



2. Unicolorous species guadrilobata, Br. 



2'. Pronotum and tegminal rudiments mar- | ( Vlebes.) 



pined with ocbreous salomonis, Shelf. 



1'. Wings entirely absent. (Solomon Is.) 



2. Tegminal rudiments present. 



3. Thorax and abdomen above with rufous 



macula? sex-pustulatn, Walk. 



3'. Unicolorous species. (S. India, ? Java.) 

 4. Tegminal rudiments transversely trun- 

 cate, almost square picea, Br. (Nicobar Is.) 



4'. Tegminal rudiments with apex 

 rounded, elliptical. 

 5. Pulvillus of second joint of poste- 

 rior tarsus small, apical semoni, Kr. (Java.) 



5'. Pulvillus of second joint of poste- 

 rior tarsus larger, occupying half 



the joint immunda, sp. n. 



2'. Tegminal rudiments absent. (Queensland.) 



3. Unicolorous species. 



4. Coxpe not margined with testaceous. 

 5. Pulvilli of posterior tarsus minute, 



apical proposita, sp. n. (Java.) 



£>'. Pulvilli large, occupying the greater 



part of the tarsal joints parallela, Bol. 



4'. Coxae margined with testaceous. (S. India.) 



5. Seventh abdominal tergite Btrongly 

 produced backwards, almost 



biding the supra-anal lamina. . . . coxalis, Walk. (Ceram, 

 5'. Seventh abdominal tergite scarcely New Guinea.; 



produced michaeheni, Shelf.* 



3'. Body above anteriorly rul'o-castaneous, (W. Australia.) 



posteriorly piceous maindroni, sp. n. 



(S. India.) 



Stylopyga toyoensis, sp. n. (PI. I. fig. 2.) 



$ . Piceous, nitid, impunctate. Antennas castaneous, 

 mouth-parts testaceous. Tegmina represented by squami- 

 form lobes, scarcely extending beyond the mesonotum. Pos- 

 terior angles of abdominal tergites scarcely produced, seventh 

 tergite shortly produced ; supra-anal lamina shortly trigonal, 

 exceeded by the subgenital lamina, which is subquadrate and 

 produced, its apex slightly emarginate. Genital styles 

 bifurcate; the outer limb long, curved, and flattened, the inner 



* Accidentally omitted from my Gen. Insect, memoir. The reference 

 is: — Blattidae [tn] Fauna S.W.-Australiens (Michaelsen & Hartnieyer), 

 Vol. ii. Lfg. 9, p. 140 (1909). 



