Wireshark-users: [Wireshark-users] Breaking up a capture file

From: "Andrew Chalk" <achalk@xxxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 2 Aug 2007 15:56:42 -0500
I have some huge capture files that are to large to load into Ethereal 

Is there a utility to break up a file into chunks of a specified size so 
that they are always broken at a capture record boundary?

Many thanks.