Inward fold on the surface of the embryonic ectoderm that develops into an ectodermal terminal part of the digestive tract.

removed WBbt:0006795 'proctodeum' - junction between the alimentary and genital tracts in the male.

An inward fold on the surface of the embryonic ectoderm that develops into part of the anal passage.[TAO], Inward fold on the surface of the embryonic ectoderm that develops into part of the anal passage.[AAO]

embryonic proctodaeum, proctodaeum

amnioproctodeal invagination

uberon

anal pit, anus porus

proctodeal

UBERON:0000931

http://purl.obolibrary.org/obo/uberon.owl, http://purl.obolibrary.org/obo/cl.owl

https://github.com/obophenotype/uberon/issues/685

• anus

• anal region