Robuta

https://diatombase.org/aphia.php?p=taxdetails&id=969317 DiatomBase - Caloneis silicula var. rhomboidalis (Mayer) Mayer, 1941 caloneis silicula var mayer https://diatombase.org/aphia.php?p=taxdetails&id=969342 DiatomBase - Caloneis trochus var. lancettula (Hustedt) Mayer, 1941 caloneis trochus var mayer https://www.diatombase.org/aphia.php?p=taxdetails&id=957475 DiatomBase - Caloneis hultenii Petersen, 1946 caloneis petersen