This index term is related to the following paragraphs within Erskine May:
Order of business
"Questions which have not appeared on the paper, but which are of an urgent character and relate either to matters of public importance, or to the arrangement of business, may be taken immediately after the end of Question Time or at 11 am on a Friday ..."
Paragraph 19.17, in Part 3, Chapter 19
* denotes reference is in the footnotes for the paragraph.