atom_comments_ns
Action Hook: Fires inside the feed tag in the Atom comment feed.
Source: wp-includes/feed-atom-comments.php:27
comments_atom_head
Action Hook: Fires at the end of the Atom comment feed header.
Source: wp-includes/feed-atom-comments.php:67
comment_atom_entry
Action Hook: Fires at the end of each Atom comment feed item.
Source: wp-includes/feed-atom-comments.php:137