Phylum: Charophyta Family: Desmidiaceae
Xanthidium antilopaeum Kützing 1849
A common acidophile found in the plankton of lochs and in deeper water, also in moorland pools.
References:
Coesel, P.F.M. & Meesters, K.J. (2007) Mesotaeniaceae and Desmidiaceae of the European Lowlands.
West, W. & West, G.S. (1912) A Monograph of the British Desmidiaceae, Volume 4.
John, D.M. & Williamson, D.B. (2009) A Practical Guide to the Desmids of the West of Ireland.