Libor-

You might try asking your question on ONITH-L. You can join this group
by sending the message "sub ORNITH-L your name" to
listserv at uafsysb.uark.edu.

Good luck.

----
Molly J. Hukari
Museum Technician
Slater Museum of Natural History
University of Puget Sound
Tacoma Wa
mhukari at sprynet.com