�y��vlog

But the comparative inelasticity of his chitinized cuticula prevents the actual expansion, to any considerable degree, of his body mass.

Epiderma -is: the cellular layer of the skin, underlying and secreting the cuticula: incorrectly applied to the outer skin or cuticle.

The outer common coat, consists of the cuticula, or true skin, and is called the scrotum, and hangs from the abdomen like a purse; the inner is the membrana carnosa.

The new cuticula, which is pale, elastic and thin at first, soon becomes thicker, strongly chitinized and dark.