If, then, this tissue of Pteraspis is not to be looked upon as chitin, how can we imagine its formation?
chitinization: the process of depositing or filling with chitin.
Yes, May, this little cast is made of chitin, and it will last a long time.
Platelet: a little plate or sclerite of chitin in a membrane.
Its physical and chemical qualities seem to approach those of chitin.
chitin, kī′tin, n. the substance which forms most of the hard parts of jointed footed animals.
If you had no bones, you would be glad to have your skin hardened with chitin.
Its head is probably too thickly coated with chitin to excite their discharge.
The cuticle is a dead substance, and is composed in large part of chitin.
The large tubes in the chitin alter in shape according to their position.
1836, from French chitine, from Greek khiton "frock, tunic," of soldiers, "coat of mail," used metaphorically for "any coat or covering." "Probably an Oriental word" [Liddell & Scott]. Klein compares Hebrew kuttoneth, Aramaic kittana, Arabic kattan "linen."
chitin chi·tin (kīt'n)
A tough, protective, semitransparent polysaccharide forming the principal component of arthropod exoskeletons and the cell walls of certain fungi.
A tough, semitransparent substance that is the main component of the exoskeletons of arthropods, such as the shells of crustaceans and the outer coverings of insects. Chitin is also found in the cell walls of certain fungi and algae. Chemically, it is a nitrogenous polysaccharide (a carbohydrate).