Lorica
Lorica , noun
[Latin, lit., a corselet of thongs, from lorum thong.]
1.
(Anc. Armor) A cuirass, originally of leather, afterward of plates of metal or horn sewed on linen or the like.
2.
(Chemistry) Lute{1} for protecting vessels from the fire.
3.
(Zoology) The protective case or shell of an infusorian or rotifer.