44 OETHOPTEEA. 



Hab. Mexico, Teapa in Tabasco (H. H. Smith). 



Very close to B. azteca, but somewhat smaller ; the lamina supra-analis very slightly 

 split at the end; the wings rather shorter; the vena mediastina forming only two 

 branches. 



7. Blatta totonaca, Sauss. 



Blatta totonaca, Sauss. Rev. et Mag. de Zool. 1869, p. 165; Mem. Mex., Blatt. p. 101. 40; Miss. 

 Scient. Mex., Orthopt. p. 37. 13, t. 1. fig. 23. 



Hab. Mexico, Orizaba (Mus. Genavense). 

 [8. Blatta supellectilium, Serv. 



Phyllodromia supellectilium, Serv. Orth. p. 114. 44; Brunn. de W. Syst. Blatt. p. 98. 11 (1865) ; 



Savigny, Descript. de l'Egypte, Orth. t. 2. fig. 19; Sauss. Miss. Scient. Mex., Orthopt. 



p. 39. 14. 

 Blatta cubensis, Sauss. Rev. et Mag. de Zool. 1862, p. 166; Mem. Mex., Blatt. p. 108. 46, figg. 



14, 15 ($tf). 

 Phyllodromia cubensis, Brunn. de W. Syst. Blatt. p. 109. 29. 



Hab. Brazil ; Antilles, Cuba (Saussure). — Tropical Africa (Mus. Genavense) ; 

 Mauritius.] 



9. Blatta fraterna, sp. n. 



<J . Sat minuta, testacea. Oculi remoti. Frons inter illos vitta, necnon linea transversa supra-antennali, 

 fuscis. Facies punctis nonnullis fuscis. Pronotum ellipticum, margine posteriore vix arcuato, disco 

 flavicante, punctis rarioribus fuscis. Elytra sat brevia, abdomen superantia. Alae vitrese, venis fusco- 

 testaceis ; margine anteriore in medio fusco-umbrato ; venis costalibus paucis, vix incrassatis. Pedes 

 testacei. Lamina supra-analis trapezina laminam infra-genital em superans, obtusangulatim incisa, leviter 

 late bilobata. Cerci longissimi, apice articulis valde discretis, ultimo apice fusco. Lamina infra-genitalis 

 margine posteriore lato, leviter arcuato, subinciso, stylis invicem valde remotis ad angulos laterales positis. 

 Pedes testacei. 



Long. 11-5 ; elytr. 11, latit. elytr. 4, pronot. 4, latit. pronot. 5-25 millim. 



Hab. Nicaragua, Chontales (Janson). 



A species much resembling B. nahua in the form of its anal parts, but smaller ; the 

 eyes more distant, not strongly convergent from above ; the elytra much shorter ; and 

 the wings with much less numerous costal veins. 



10. Blatta dilatata, Sauss. 



Blatta dilatata, Sauss. Rev. et Mag. de Zool. 1868, p. 98. 6 ( $ ) ; Miss. Scient. Mex., Orthopt. 

 p. 32. 7, 1. 1. fig. 19 ( ? ) (nee $ , ad Bl. vitream pertinens). 



Lamina supra-analis $ trigonalis, sulco divisa, ultimum segmentum ventrale haud superans. 

 Long. 10 ; elytr. 9'75, pronot. 3*4, latit. pronot. 5-2 millim. 



Hab. Mexico, Orizaba. 



