Family - Theridiidae
Genus - Simitidion
I sent these photo's to Peter Harvey of the BAS.
''not Lepthyphantes, a theridiid, probably Simitidion
(used to be Theridion) simile, from legs looks as though may be
juvenile and pattern is variable so can't be absolutely sure, but shape
and carapace colour suggests this. I can see why you thought
Brighton Extra Mural Cemetery