Vitelline
# Vitelline

Vitelline may refer to:

## Embryology

* Vitelline arteries, arteries that bring blood to the yolk sac
* Vitelline circulation, the system of blood flowing between an embryo and its yolk sac
* Vitelline cyst, a developmental defect relating to the closure of the vitelline duct
* Vitelline duct, a tube that joins the yolk sac to the midgut lumen of a human embryo
* Vitelline membrane, membrane surrounding an ovum
* Vitelline veins, veins that drain blood from the yolk sac

## Birds

* Vitelline masked weaver (Ploceus vitellinus), a species of bird endemic to Africa
* Vitelline warbler (Setophaga vitellina), a songbird species found in the Cayman Islands and Honduras
