Term Name: surface structure
Synonyms: anatomical surface feature, surface feature, surface region, surface structures
Definition: Anatomical structure that overlaps the outer epithelial layer and is adjacent to the space surrounding the organism.
Ontology: Cell Ontology [UBERON:0003102]

Relationships
is part of: integumental system
is a type of: anatomical structure
has subtype: adipose eyelid ala of nose barbel primordium beak bulge caudal fin lower lobe caudal fin upper lobe caudal peduncle columella nasi cornea dorsal organ external gill external integument structure external naris gular region lip lower beak median fin fold nuchal hump nuptial tubercle opercular flap outer epithelium paired limb/fin bud papilla protuberance rhinarium scale spiracle (sensu Vertebrata) surface groove tunicate tunic unicellular gland upper beak urogenital papilla vent