armor
chitin
cortex
elytron
episperm
lorica
lorication
mail
pericarp
plate
protective covering
scute
scutum
shell
shield
test
testa
thick skin
cuticula
carapaced
carapaceous
carapacial
anism
breastplate
cuticle
epidermis
exoskeleton
pectoral
plating
spacesuit
visor