heterogeneous anatomical cluster mesentery http://purl.bioontology.org/ontology/MESH/D008643 http://purl.obolibrary.org/obo/NCIT_C33103 http://purl.obolibrary.org/obo/UBERON_0002095 http://purl.org/sig/ont/fma/fma7144 https://en.wikipedia.org/wiki/Mesentery https://www.wikidata.org/wiki/Q1135563 Heterogeneous anatomical cluster, each instance of which has as its direct parts instances of two laminae of visceral peritoneum and regional parts of some gastrointestinal tract, vascular tree and neural tree.