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Uberon Ontology

alular digit

Term ID
UBERON:0012260
Synonyms
  • alula
  • alula (Aves)
  • digit I of manus
  • digit I(CII) of manus
  • wing digit 1 (adult)
  • wing digit 2 (embryonic)
  • wing digit I
Definition
A manual digit found in Aves that is the most preaxial position and is morphologically similar to digit 1 in the standard tetrapod configuration and develops from embryonic digit 2, with contributions from embryonic digit 1. (3)
References
Ontology
Uberon Ontology
Relationships
is part of
is a type of