Show th the oldest living creature al among the oldest life forms on the ang globe is the shellfish known as the bilau a specimen pm of which we was ta it ken from manila bay several years og aso the g genus s according to beirn thas has rem remained tried practically unal ammean tiered far or in ore than a hundred milli million years with the extraordinary jusston jus sto of climate end and environment since the world began most forms forma of life with u aih science I 1 is f familiar HIS her have been trin stormed or have dap feared p r ed store since tile the geologic aes that the genus genns litigate I 1 sale the journal of Ile heredity should buld he have survived tor for all these ages age and undergone undergo It no an change is striking c idenie of the fact that the he get germ tiles pi ami which under der conditions d ua as 1 in lb he rose case of the horse and the e dog Is e ahl of tr its nary variation 1 is S other the condl my alons fie remarkably const int |