Actually, that's just shorthand for a 128-page list including such entries as:
- In Monster Manual, must include '(Sumatran)' after 'Rat, Giant'†
Incidentally, did anybody else catch this on ORF yesterday and chuckle?
See you tonight!
† You may think this is a silly, even immersion-breaking thing, but it does have some significance.‡
‡ Yeah, I'm kidding. Well, sort of.