Felbrigg
Baeomyces rufus
Octotemnus glabriculus attacked by Beauveria bassiana
Grateful thanks to SL for ids
Coniocarpon cinnabarinum
BLS 
Exidia plana
Ganoderma
Probably Glistening Inkcap (Coprinellus micaceus)
Fruitng Jamesiella anastomosans
Jelly Ear (Auricularia auricula-judae)
Lumpy Bracket (Trametes gibbosa)
Cosmospora arxii on Beech Woodwart (Hypoxylon fragiforme)
Pine Cone Cap (Strobilurus tenacellus)
Conifer Disco (Lachnellula subtilissima) on Pine 
Heterobasidion annosum
Grateful thanks to Norfolk Lichen recorder for the image above.
Graphis inustuloides
BLS
Scurfy Twiglet (Tubaria furfuracea)
Arcerya denudata
?
Slime Mold plasmodium
Female Snow Flea (Boreus hyemalis)
Sheet Weaver Spider
Drapetiscus socialis
Spring Pin (Cudoniella clavus)
Early-flowering Borage Tracheystemon orientalis
Jeremy's Blog Post
Ulotta crispa/bruchii
Winter Polypore (Polyporus brumalis)
Slug Sp
Lichenicolous Fungi on Physcia adscendens
Lichenicolous Fungi on Physcia tenella
Revolute Beard-moss (Pseudocrossidium revolutum)
X400
Spores 10 µm x 5 µm
Neonectria coccinea
A fungal pathogen of Beech (Fagus sylvatica), which in severe cases can kill the tree.
Neonectria coccinea: The Red Fungus Threatening Beech Trees
from Paul's Back Garden Safari
Yellow Fungus
From SW
I have keyed this out in Ellis & Ellis and arrived at
Mariannaea elegans
Colonies effuse, whitish to pale golden brown. Conidiophores hyaline, 200-750 x 10-14, vertically branched at the apex.
Conidia formed in slipped chains or slimy heads, hyaline, fusiform or angular, 4-6 x 2-3.5. On wood and bark.
From Plant Parasites of Europe
An original line drawing from 1838
A C J Corda, Public Domain, via Wikimedia Commons
Beech Mast Candlesuff (Xylaria carpophila)
Tiny branchlets
X100
Elegant Silk-moss (Pseudotaxiphyllum elegans)
There are clusters of small branchlets visible on some of the shoots, characteristic of this species.