Report on a Collection of African Locustidie. 71 



Nyasaland: Fort Johnston (Bendall); British Central 

 Africa : Zomba (BendaU). 



A common and widely distributed African species. Mr. 

 Distant's is a very pale specimen, and had perhaps been 

 some time on the wing when captured. 



34. Cosmorhyssa sulcata. 



Gryllus sulcatus, Thunberg, Mem. Acad. Petersb., v, p. 234 



(1815). 

 Cosmorhyssa sulcata, Stal, Rec. Orth., i, p. 122 (1873); 



Saussure, M(5m. Soc. Geneve, xxviii (9), p. 124 



(1884). 



Hah. Transvaal: 'Pretoria (Distant). 



Genus Gastrimargus. 



Gastrimargus, Saussure, Mem. Soc. Geneve, xxviii (9), pp. 

 109, 110 (1884), XXX (i), p. 37 (1888). 



35. Gastrimargus dctcrminatiis. 



Pachytylus determinatus, Walker, Cat. Derm. Salt., v, Suppl., 



p. 72 (1871). 

 (Edcdcus verticalis, Saussure, Mem. Soc. Geneve, xxviii (9), 



p. Ill (1884). 



Hah. Transvaal : Pretoria, Masil. Nek (Distant); Natal ; 

 Knysna, Marabastaat (B. M.). 



36. Gastrimargus marmoratus. 



Gastrimargus marmoQ^atus, var. /3,. Thunberg, Mem. Acad. 

 Petersb., v, p. 232 (1815); ix, p. 411, pi. 14, fig. 4 



Pachytylus {(Edalcus) marmorattts, Still, Rec. Orth., i, 



p. 123 (1873). 

 CEdaleus marmoratus, Saussure, Mem. Soc. Geneve, xxviii 



(1), p. 112 (1884). 



Hab. Transvaal: Pretoria (Distant), Barberton 

 (Distant) ; Nyasaland : Fort Johnston (Rcndall). 



A common species throughout the warmer parts of the 

 Old World. 



