title: Andromerogones hybrids from "aged" eggs of Ascidia malaca (female) fertilized with Ciona intestinalis sperm.
mesh_terms: D000818:Animals; D002938:Ciona intestinalis / Q000196:embryology; D005260:Female; D005306:Fertilization; D006824:Hybridization, Genetic; D008297:Male; D013084:Sperm-Ovum Interactions; D014561:Urochordata / Q000196:embryology*