BLATTAni.E 101 



72. Blatta Beauvoisit. 



Mas. Testacea, glabra, nilens ; caput prothnracem perpauUn .iupera7i.t, 

 fiavo fasciatum, lineis tluabus anterioribus transvcrsis piveis ; nculi 

 nigri, vix invicem renwli ; prnthorax impressiii, /iiicis duabus longi- 

 tudinalibus lilurhque exlerioribus fnscis, lnteribus peUwidis valde 

 dilatatis ; alee pallidce cinereee ; (tlce anlicce fasco venosce, casta sub- 

 testacea ; alee posticce slriga costali nigra. 



Blatta Beauvoisii,!^^/^/^, MSS. 



Male. Testaceous, fiisifonn, smooth, shining'. Hend extending very 

 little beyond the piothorax; a yellow bund l)eiween the antennae and two 

 Iransveise piceous lines in front. Eyes l)iack, hardly wide a|)ari. Antennte 

 slender. Piothorax with some large shallow impressions, with two 

 longitudinal brown ^lines, and with some exterior irrey;ular brown marks ; 

 sides pellucid, much dilated and rounded ; hind border nearly straight. 

 Cerci linear. Legs slender; femora with stout l)rislles. Wings pale 

 cinereous, hyaline, extending much beyond the abdomen. Fore wings with 

 the veins mostly brown ; costal area with a testaceous tinge; apical costal 

 veins forked and with transverse sectors, the latter numerous in the discoidal 

 area. Hind wings with a black streak along the costa ; veins forked towards 

 the tip. Length of the body 4^ lines; of the wings II lines. 



a. Sierra Leoue. Presented by the Rev. D. F. Morgan. 



73. Blatta insularis. 



Fiem. Pallide testacea, glabra, nilens; caput prothoracrm perpaulln 



superans ; oculi nigri, iinncem remoti ; prolhorax fusco variiis, 



lateribus diaphanis dilatatis; venter vitlis duabus niyris a/iice 



connexis ; cerci nigra annulati ; alee pallide cinerece, abdomen longe 



superantes. 



Female. Pale testaceous, fusiform, smooth, shining. Head extending 



very little beyond the prothorax. Eyes black, wide apart. Prolhorax 



mottled with brown ; sides pellucid, dilated, rounded ; hind border nearly 



straight. Abdomen beneath with two black stripes, which are connecied 



at the tip. Cerci lanceolate, long, stout, with a hlack band at the base of 



each joint. Legs slender; femora with distinct bristles. Wings pale 



cinereous, extending much beyond the abdoinen. Length of the body 3 



lines; of the wings 6 lines. 



The state of the specimen described will not admit a more detailed 

 description of the wings, in which the veins have much the same structure 

 as occurs in other small species oi Blatta. 

 a. Jamaica. From Mr. Gosse's collection. 



74. Blatta mundicola. 

 Foem. Cervina, glabra, nitens, subtus lutea; caput ochraceum, pro. 

 ihoracem vix superans ; oculi nigri, invicem remoti ; anlennte nigrce, 

 sat validcr, basi lutea:, corpore longiores ; prothorax linea longitudinali 



