manual major digit (Aves)
A manual digit found in Aves that is morphologically similar to digit 2 in the standard tetrapod configuration and develops from embryonic digit 3. [ http://www.ncbi.nlm.nih.gov/pubmed/10220427 ]
Term info
manual major digit (Aves)
Hypothesized to be homologous to manual digit 2 of other tetrapods
uberon
digit II of manus, digit II(CIII) of manus, manual major digit, wing digit 2 (adult), wing digit 3 (embryonic), wing digit II
UBERON:0012261
Term relations
- manual digit
- has developmental contribution from some manual digit 3 mesenchyme
- part of some manual major digit (Aves) plus metapodial segment