[Taxacom] Type of Vetularctos inopinatus (and increasing hybridization??)

Steve Manning sdmanning at asub.edu
Wed Jan 21 08:46:38 CST 2009


At 11:43 PM 1/18/2009, Kenneth Kinman wrote:
>
>Christopher Taylor wrote:
>       As for how to list such a name in synonymies, I wouldn't think it
>could be made a synonym of either parent exclusively. I suppose it would
>be a little like an agreed _nomen dubium_ - unable to be used, but
>unable to be formally synonymised with anything else.
>-------------------------------------------------------
>Christopher,
>        I agree that it is unavailable to be used, but perhaps it is best
>to formally (or at the very least informally) synonymise it with BOTH
>parental species, perhaps as something like:  "Vetularctos inopinatus
>(partim, one parent of a hybrid)."  It's not really a "dubious name" if
>we know what the parental species were, so it seems preferable to list
>it as a partial synonym of both species.
>               ------Ken
>P.S.   If the genetic separation (speciation) of polar bears and
>grizzlies was largely due to polar bears mating out on the ice (while
>grizzlies mate on land), isn't it likely that global warming (and thus
>reduction of ice upon which to mate) will lead to increased
>hybridization of polar bears with grizzlies?  And as polar bear
>populations decease (and grizzly ranges presumably expand northward), it
>seems almost inevitable that more hybridization would result (and that
>pure-bred polar bears would become less and less common over time).

Which, when and if it happens, would emphatically justify combining 
grizzlies and polar bears into one species!  (Sorry, polar bears, you 
might have to get with the program!  But maybe a better ending than 
true extinction.)

Steve
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