The process whose specific outcome is the progression of an allantois over time, from its formation to the mature structure. [ GOC:TermGenie http://www.ncbi.nlm.nih.gov/pubmed/21470579 http://www.ncbi.nlm.nih.gov/pubmed/17440924 http://purl.obolibrary.org/obo/go/references/0000094 ]
This is just here as a test because I lose it