Term: primitive meninx anatomical surface
Name: primitive meninx
Synonyms: meninges, meninx primitiva
Definition: The vascularized fibrous sheath that surrounds the central nervous system.
Ontology: Anatomy Ontology [ZFA:0001355]

Name: anatomical surface
Synonyms: surface
Definition: A 2D surface of an anatomical continuant.
Ontology: Spatial Ontology [BSPO:0000005]