LEVKOV, Zlatko, & David M. WILLIAMS 2014 (July) Observations on Caloneis Cleve (Bacillariophyceae) species from the ancient lakes Ohrid and Prespa Beih. Nova Hedwigia 143: 141-158, 110 figs. Caloneis distinguenda, C. gibba, C. affinis, C. amoena, C. strelnikovae, C. claviculiformis, C. minuta and C. angustata spp. nov. |