incertae sedis

Translingual

Wikispecies

Etymology

From Latin incertae, genitive singular feminine of incertus (uncertain) + sēdis, genitive singular of sēdēs (seat; place). The two forms agree in the genitive case and together literally mean "of uncertain placement".

Noun

incertae sedis

  1. (taxonomy) A term applied to a taxon or group of taxa whose relationship with others is unknown or undecided.
    The placement of the genus Dipentodon? Well, in the APG II (2003) system it is listed as incertae sedis.

Usage notes

See also

References

  1. ^ incertae sedis, adv.”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
  2. ^ incertae sedis, adj.”, in Collins English Dictionary.