This little Oonopid is an ant-like, ant-loving, or ant-eating spider, a species of Myrmopopaea. (Myrm means ant.) Opopaea is another genus in Oonopidae. Females to about 2-3mm, males 1-2mm.
Male from side
Photo: Robert Whyte
Male from side
Photo: Robert Whyte
Male facing
Photo: Robert Whyte
Male palp
Photo: Robert Whyte