part of develops into ventral ectoderm anlage presumptive neuroectoderm Asn/A VenEc Anlage that develops into the ventral ectoderm. It is found in the lateroventral trunk region of the embryo at the cellular blastoderm stage, prior to gastrulation (Stathopoulos and Newcomb, 2020). fly_anatomy.ontology ventral/neuroectoderm anlage FBbt:00004204 developing embryonic structure anlage ectoderm anlage ventral ectoderm