"Bestimmungsbuch"@en . . . . . . "Atlas of Euglenophytes" . . "Atlas of euglenophytes"@en . "Atlas of euglenophytes" . . . "Bildband"@en . . . "Guidebooks" . "Guidebooks"@en . . . . . . . "Augenflagellaten." . . "Algae Plankton" . . "Mitteleuropa." . . "Euglénophycées Identification." . .