tubercle subarticular tubercles UBERON:3010172 Is a integumentary structure located on the ventral surface of the hand and/or foot. Found at the junction between, in the hand, the metacarpal and most proximal phalanx of the digit and between phalanges, and in the foot between the metatarsal and most proximal phalanx of the digit and between phalanges. This class was sourced from an external ontology (amphibian_anatomy). Its definitions, naming conventions and relationships may need to be checked for compatibility with uberon