- Click on a box next to a taxon name to display its children taxa.
- Click on a box next to a taxon name to hide its children taxa.
- Click on a Taxon Name to set it as the top-level taxon.
Note: If you click on a for a taxon whose "children" taxa had displayed
children taxa of their own (i.e., if multiple lower levels of hierarchy are displayed), the entire hierarchy under
the original taxon will be hidden. If you later click on the for the original taxon again,
all the lower hierarchy will be displayed as they were before.
Revised 18 April 2002 by rlp