Unable to locate package tomcat7

The following packages were automatically installed and are no longer required:
  linux-headers-3.5.0-23-generic linux-headers-3.5.0-23
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED:
  gradle* libjetty-extra* libjetty-extra-java* libtomcat6-java* tomcat7*
0 upgraded, 0 newly installed, 5 to remove and 0 not upgraded.
After this operation, 4,965 kB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 462361 files and directories currently installed.)
Removing gradle ...
Removing libjetty-extra ...
Removing libjetty-extra-java ...
Removing libtomcat6-java ...
Removing tomcat7 ...
Purging configuration files for tomcat7 ...
rmdir: failed to remove `/etc/tomcat7/Catalina/localhost': No such file or directory
rmdir: failed to remove `/etc/tomcat7/Catalina': No such file or directory
Removing user `tomcat7' ...
Warning: group `tomcat7' has no more members.
Done.
The group `tomcat7' does not exist.
dpkg: warning: while removing tomcat7, directory '/var/lib/tomcat7/webapps' not empty so not removed.
Processing triggers for man-db ...
Processing triggers for ureadahead ...
ureadahead will be reprofiled on next reboot
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package tomcat7