Shell

cangkang

(hard covering of an egg)

kerang

(hard calcareous or chitinous external covering of many invertebrates)

kulit

(covering of a nut)

sayap keras

(entomology: exoskeleton of certain insects)

selongsong

(casing of an artillery projectile)

selongsong

(hollow usually spherical or cylindrical projectile fired from a mortar or a cannon)

selongsong

(cartridge of a breechloading firearm)

sisik

(overlapping hard plates comprising the armor covering armadillo's body)

tempurung

(conjoined scutes that comprise the "shell" of a tortoise or turtle)