apache2 is missing (on brigantia repositories)

apache2, which was present in 3.0, has gone missing from 3.5:

mcornick@bluenote:~$ sudo aptitude install apache2
[sudo] password for mcornick:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Reading extended state information
Initializing package states... Done
No candidate version found for apache2
No candidate version found for apache2
No packages will be installed, upgraded, or removed.
0 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B of archives. After unpacking 0B will be used.