Ovipara :: Ovipara (n. pl.) An artifical division of vertebrates, including those that lay eggs; -- opposed to Vivipara..
Oviparity :: Oviparity (n.) Generation by means of ova. See Generation.
Oviparous :: Oviparous (a.) Producing young from rggs; as, an oviparous animal, in which the egg is generally separated from the animal, and hatched after exclusion; -- opposed to viviparous..