Chuffed does not begin to cover it. I have only been in one Mammoth anthology previously (Mammoth Book of Dracula, ed, Stephen Jones) and it is always a huge boost to be accepted in such excellent publications!
From announcement by Maxim Jakubowski:
In no particular order, the anthology will include: Claude Lalumière, Lavie Tidhar, Alvaro Zinos-Amaro, Michael Gregorio, Alison Joseph, David Stuart Davies, Martin Edwards, L.C. Tyler, Russel McLean, Ashley R Lister, Peter Guttridge, Amy Myers, Barbara Nadel, Christine Poulson, Kate Ellis, Priscilla Masters, Jürgen Ehlers, Thomas Roche, Andrew Lane, Conrad Williams, Rhys Hughes, Jill Braden, Vanessa de Sade, Julie Novakova, Catherine Lundoff, Steve Cavanagh, Mike Chinn, Nikki Magennis, David N. Smith & Violet Addison, Alexandra Townsend, Howard Halstead, Josh Reynolds, John Soanes, Keith Moray, Jan Edwards, G.H. Finn & Rose Biggin