1921] NATURAL SCIENCES OF PHILADELPHIA. 301 



Explanation of Plates IX to XV. 



Plate IX. — Fig. 1. Anaplecla xanthopeltis new species, cf , type. Rio Itaya, 



Peru. Dorsal view of wing. (X5). 

 Fig. 2. Anapleda xanthcpellis new species, cf, type. Rio Itaya, Peru. 



Ventral view of subgenital plate. (Much enlarged.) 

 Fig. 3. ^?ia/?Zec/a maro«CTi,si"s new species. 9, type. La Forestiere, French 



Guiana. Dorsal view of pronotum. (Xl5). 

 Fig. 4. EudromieUa aglaia new species, d', type. Carcarana, Santa Fe, 



Argentina. Dorsal view. (X4). 

 Fig. 5. EudromieUa aglaia new species. cT, type. Carcarana, Santa Fe, 



Argentina. Ventral view of subgenital plate. (Much enlarged). 

 Fig. 6. Dasyhlatta chopardi new species, cf, type. Colonia Florencia, 



Chacc, Argentina. Dorsal view of distal portion of abdomen. (Much en- 

 larged). 

 Fig. 7. Dasyhlatta chopardi new species, cf, type. Colonia Florencia, 



Chaco, Argentina. Ventral view of subgenital plate. (Same scale as 



figure 6). 

 Fig. 8. Dasyhlatta chopardi new species, cf, type. Colonia Florencia, 



Chaco, Argentina. Caudal view of subgenital plate. (Same scale as 



figure 6). 

 Fig. 9. Dasyhlatta thaumasia new species, cf, type. Para, Para, Brazil. 



Dorsal view of distal portion of abdomen. (Same scale as figure 6). 

 Fig. 10. Dasyhlatta thaiitnasia new species, cf, type. Para, Para, Brazil. 



Ventral view of subgenital plate. (Same sca^e as figure 6). 

 Fig. 11. Dasyhlatta thaumasia new species, cf , type. Pani, Para, Brazil. 



Caudal view of subgenital plate. (Same scale as figure 6). 

 Fig. 12. Sciablaita poecila new species, cf, type. St Jean du Maroni, 



French Guiana. Dorsal view. (X4). 

 Fig. 13. Sciablatta poecila new species, cf, type. St. Jean du Maroni, 



French Guiana. Cephalic view of head. ( X8). 

 Fig. 14. Sciablat'a poecila new species, cf, type. St. Jean du Maroni, 



French Guiana. Ventral view of subgenital plate. (Much enlarged). 

 Fig. 15. Sciablaita poecila new species, cf, type. St. Jean du Maroni, 



French Guiana. I>ateral outline of style. (Greatly enlarged). 

 Fig. 16. Carihlada inesemhrina new species. 9 , type. Carcarana, Santa 



Fe, Argentina. Dorsal view. (X5). 

 Fig. 17. Neohlatlellajaneirae new species. d',type. Tijuca, Rio de Janeiro, 



Brazil. Dorsal view of pronotum. (X4). 

 Fig. 18. Neoblattella janeirae new species, cf, type. Tijuca, Rio de 



Janeiro, Brazil. Caudal view of apex of subgenital plate. (Greatly en- 

 larged). 

 Fig. 19. Neoblattella janeirae new species, cf, type. Tijuca, Rio de 



Janeiro, Brazil. Ventral view of subgenital plate. (Much enlarged). 

 Fig. 20. Neoblattella conspersa (Brunner). cf . Contamano, Rio Ucayali, 



Peru. Ventral \iew of subgenital plate (Much enlarged). 

 Fig. 21. Neoblattella plaiystylata new species, cf, type. Igarape-Assu, 



Para, Brazil. Ventral view of subgenital plate. (Same scale as figure 20). 

 Fig. 22. Neoblattella plaiystylata new species. 9 , paratype. Igarape-Assu, 



Para, Brazil. Dorsal view of distal portion of subgenital plate, showing 



armament. (Greatly enlarged). 

 Fig. 23. Neoblattella platystylata new species. 9 , paratype. Igarape-Assu, 



Para, Brazil. Caudal view of distal portion of subgenital plate, showing 



armament. (Same scale as figure 22). 



Plate X.^Fig. 1. NeohlalteUa plaiystylata new species. 9 , paratype. Igarape- 

 Assu, Para, Brazil. Cephalic view of head. (Much enlarged). 

 Fig. 2. Neohlatiella eudromielloides new species, cf , type. Passa-Quatro, 



Minas Geraes, Brazil. Dorsal view of pronotum. (X6). 

 Fig. 3. Neoblattella eudromielloides new species, cf , type. Passa-Quatro, 



