Term: trunk segmental plate
Name: trunk
Synonyms:
Definition: Organism subdivision which is the part of the body posterior to the head and anterior to the post-vent region.
Ontology: Anatomy Ontology [ZFA:0001115]

Name: segmental plate
Synonyms: presomitic mesoderm, PSM
Definition: Unsegmented field of paraxial mesoderm present posterior to the most recently formed somite pair, from which somites will form.
Ontology: Anatomy Ontology [ZFA:0000279]