Gary,
 
Isn't it also true that you could have a Chalmys reticulata coexisting in both
the plant and animal kingdoms and not have to worry about one being a homonym?
 
Travis
 
 
 
> There is another strange twist possible. If different species have the same
> name in homonymous genera, the homonymy is ignored.  For example, Chlamys
> reticulata (Reeve, 1853) (a scallop) is not preoccupied by Chlamys
> reticulata Klug, 1824 (an insect). (Incidentally, the insect Chlamys Knoch,
> 1801 was renamed Arthrochlamys Ihering, 1904, because the mollusk Chlamys
> Roeding, 1798 was named first.)