Altered occurrence-interval selection rules to include occurrences dated to "Neogene" in computing first/last appearances.
Altered occurrence-interval selection rules to include occurrences dated to "Neogene" in computing first/last appearances.

paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new