Ranks

tblRanks, ranks in the taxonomic hierarchy. All programming should be done in a manner that does not cause problems if more levels are inserted into the hierarchy.

   RankID, integer 4 bytes.  Gaps between numbers allow insertion of new levels.
   RankName, text, 17 characters maximum
   DefaultLevel, integer, 1 byte used to select a commonly used rank as the default when user is adding a new taxon