IG Transactions of the Societg. 



Eparclius insignis Haan. 



Virga about two and a quarter times as long as the nietaj)ara- 

 meres ; it is some-what broadened at the base, and seems to enter 

 the vesicle at its base, at a right angle. The latter is big, with a 

 circular mouth on the upper end ; it is protected by a narrow 

 chitin-plate nearly twice as long as itself, armed with an elbowed 

 lobe at the base. In the middle of the pr.neputial sac there is a 

 striated, ill-defined cliitinous area (PI, lY, fig. 4). 



Thalperus Jcuhlgatzi Burr. 



Virga nearly two and a half times as long as the metapara- 

 meres, apparently entering the vesicle without angle ; the latter 

 large, with a pair of lobes at the upper end, and protected, as in 

 the preceding species, by a long, narrow, chitin-plate with an 

 elbowed lobe at its base (PI. IV, figs. 5 and 5a). 



Narberia simplex Borm. 



Virga about two and half times as long as the metaparameres, 

 terminating in a striated chitinous lobe at right angles ; it is 

 elbowed at the junction ^\'ith the vesicle, which it enters at a right 

 angle ; the latter is big, with a striated chitinous structure at its 

 upper end (PI. IV, fig. 6). 



Kosmetor hurgursi Burr. 



A typically Forficuliue armature ; metaparameres ovate, outer 

 margin convex and generally rounded ; virga long, and quite 

 simple ; base not distinguishable (PI. IV, fig. 7). 



Kosmetor hurgursi sp. n. 



Long and slender; shining black, the elytra and M'ings dull, 

 and tarsi whitish ; antennjie with seventeen segments, not very 

 slender, cylindrical. Head tumid, sutures not distinct, Pronotum 

 a little longer than broad, truncate anteriorly, rounded posteriorly. 

 Elytra long, wings prominent ; legs long and slender. Abdomen 

 long and narrow, parallel-sided, the first six tergites in the male 

 punctate, with granulated sides ; sternites punctate at base of each 



EXPLANATION OF PLATE IV. 



FIG. i FIG. 



1. Forficula beelzebub Burr. 



2. Opisthocosmia (?) pcecilocera Borg. 



3. Cordax van kampeni Burr. 



4. Eparchas insignis Haan. 



5. Thelperus kiihlgatzi Burr. 

 5a. Ditto. 



6. Narberie simplex Borm. 



7. Kosmetor burgursi Burr. 



8. Tristanella tuberculata Bor. 



9. Ditto. 



10. Diaperusticus sansibaricus Karscb. 



11. Arcliidtix adolfi Burr. 



12. Diaperusticus erytJirocepliilus Oliv. 



