The most superficial layer of the adrenal cortex, lying directly beneath the adrenal gland's capsule, and responsible for producing and secreting the mineralocorticoid aldosterone into the blood as part of the renin-angiotensin system.

(biology) A radiately striated membrane situated next to the yolk of an ovum, or separated from it by a very delicate membrane only.

Any lizard of the subfamily Zonosaurinae

plural of zonasaurine