- 2Signification: stockancestry species breed parentagepedigree race descent lineage
- 3Signification: lineageancestry species breed stockpedigree race descent parentage
- 4Signification: originlineage ancestry species breed parentagepedigree race descent stock
- 5Signification: breedspecies ancestry race descentstock extraction family strain
- 6Signification: allocationclass order genusspecies subdivision family
- 7Signification: classorder genus family subdivision species