Our Foray at Stoodley Glen produced the following list: With thanks to Peachysteve for id’s of less common fungi.
(Further information on the day’s sightings is over on Calderdale-wildlife.blogspot.)

Birch Polypore (Latin names will be added later if I have time)
Dark Honey Fungus
Un-id woodland Agaric
Un-id bracket possibly young Turkeytail
Russula sp. (grey cap)
Holly Speckle
Oak twig spot
Birch twig spot
Elfin Saddle
Oak twig spot (different from above)
Oak twig white crust (Split Porecrust)
The Deceiver
Magic Mushroom (Psilocybe semilanceata)
Common Earth Ball
Birch twig spot (oval spots)
Toughshank (Collybia sp)
Pinkgill (Entoloma sp.)
Petticoat Mottlegill
Meadow Waxcap
A red Waxcap prob. Hygrocybe splendissima
Egghead Mottlegill
A yellow Waxcap  H. chlorophana
Heath Waxcap
Pink Waxcap
Yellow Brain on dead Gorse stem
Amethyst Deceiver
Crested Coral (possibly)
Brown Roll-rim
False Death-cap
Boletus sp. (Red-cracking group.)
Webcap sp.
The Blusher
Clustered Toughshank
Bell sp. (Gallerina sp.)
Brown Birch Bolete
A Stereum crust on dead Hawthorn trunk
Common Bonnet
Bulbous Honey Fungus
Artist’s Bracket
Approx. 38 species in approx. 3 hours.

Peachysteve adds these links, etc

 One of the oak spots, I'll call it Oak Bark Slit (it has no common
name) http://www.ispotnature.org/node/390716?nav=search
The other http://www.pbase.com/nottsfungigroup/image/147868143
One of the birch bark spots
Oak twig white crust was Split Porecrust
Crust on dead Hawthorn trunk was a stereum species
The Leccinum was Brown Birch Bolete