regurgitation and species concepts ... try this John

[Penn Gwynne <>]

Lawrie Conole <> wrote:

John Leonard wrote:

And does anybody know of a comprehensible definition of the PSC? We talk loosely about the â??genetic distanceâ?? between populations, but how is this defined?

This little review of the subject by Doug Futuyma (who some will know from when he was birding here a couple of years ago) is a reasonable one - not overly academic. From our very own Birding-Aus archive ...

http://www.cse.unsw.edu.au/birding-aus/hypermail/1998/3371.html

=================================
Lawrie Conole
Senior Zoologist

Ecology Australia Pty. Ltd.
Flora and Fauna Consultants
88B Station Street
FAIRFIELD VIC 3078 Australia
E-mail:
Internet: http://www.ecologyaustralia.com.au/
Ph: (03) 9489 4191; Mob: (0419) 588 993
Fax: (03) 9481 7679
ABN 83 006 757 142
=================================
++++++++ +++++++++++++++++
Lawrie Conole
2/37 Myrnong Crescent, Ascot Vale Vic 3032 AUSTRALIA

AH 03 9370 3928 Mob 0419 588 993

Senior Zoologist
Ecology Australia Pty Ltd
88 B Station Street, Fairfield Vic 3078 AUSTRALIA

www.ecologyaustralia.com.au
BH 03 9489 4191 Mob 0419 588 993 Fax 03 9481 7679
+++++++++++++++++++++++++

---

Do You Yahoo!?
New! SBC Yahoo! Dial - 1st Month Free & unlimited access