Taxonomy and distribution of the upper Carboniferous non-marine bivalve Carbonicola aldamii

Records of non-marine bivalves similar to Carbonicola aldamii (Brown) are listed and, where possible, specimens are figured. This species, originally described from Whitehaven, Cumbria has not so far been recorded again in collections from that district. Most known specimens referred to the species come from the Midlothian and Douglas coalfields of Scotland.