178 (CLXXVIII) ebile ngwaga wa go thoma ka Labone, ngwaga wa bosenyane ngwagengsome wa 170s, ngwaga wa bomasomešupa seswai ngwagengkgolo wa Ngwagakgolo 2, le ngwaga wa bolekgolo masomešupa seswai ngwagengkete wa Ngwagakete 1.