text:  The first condition of existence of these diminutive creatures is the egg or _embryo_ state; this the anxious parent attaches firmly to some leaf or bough capable of affording sufficient sustenance to the future grub who in due course eats his way through the vegetable kingdom upon which he is quartered for no merit or exertion of his own; and where his career is only to be noted by the ravages of his insatiable jaws