OMIA:000412-9823 : Cloaca in Sus scrofa (pig)

In other species: taurine cattle

Categories: Digestive / alimentary phene

Links to MONDO diseases: No links.

Mendelian trait/disorder: unknown

Considered a defect: yes

Cross-species summary: Absence of the anus, causing faeces and urine to be voided through the vulva. Named after the structure in birds through which faeces and urine are normally voided together.

Genetic engineering: Unknown
Have human generated variants been created, e.g. through genetic engineering and gene editing

Cite this entry

Nicholas, F. W., Tammen, I., & Sydney Informatics Hub. (2011). OMIA:000412-9823: Online Mendelian Inheritance in Animals (OMIA) [dataset].


1943 Knilans, A.J. :
Cloaca in three pigs Journal of the American Veterinary Medical Association 103:27 only, 1943.

Edit History

  • Created by Frank Nicholas on 06 Sep 2005
  • Changed by Frank Nicholas on 18 Oct 2011