You could also report all mails from this address as spam. Google spam filter should do the rest for you. 

KR,
Loki
 
"Excellent people exceed expectations".



From: "ashok+skunkworks@parliaments.info" <ashok+skunkworks@parliaments.info>
To: Skunkworks forum <skunkworks@lists.my.co.ke>
Sent: Wednesday, April 15, 2009 10:52:42 PM
Subject: Re: [Skunkworks] Can Google help because this spam is killing my mail account?

On Wed, Apr 15, 2009 at 10:47 PM, aki <aki275@googlemail.com> wrote:
>
> I've been on a short trip away and upon getting back, I checked my email
> account. Its swamped by mails from a mailing list at
> bidiiafrika@googlegroups.com.
>

Use an incoming gmail filter, filter by the group source address, and
delete the email... so it goes straight to trash without appearing in
your inbox ?
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