The content of the "Default citation" depends on the metadata supplied by the publisher. In some cases this may be incomplete.
Döring M (2015). English Wikipedia - Species Pages. Wikimedia Foundation. Checklist Dataset http://doi.org/10.15468/c3kkgh accessed via GBIF.org on 2017-04-27.
This record has been created during indexing and did not explicitly exist in the source data as such. It was created as an implicit record from the denormalized, higher classification.
This record was last modified in GBIF on Jan 16, 2016. The source was last visited by GBIF on Feb 15, 2017.
A record will be modified by GBIF when either the source record has been changed by the publisher, or improvements in the GBIF processing warrant an update.