• Balanella Schulze, 1887 accepted as Caulophacus Schulze, 1886
• Balella Stechow, 1919
• Balinella Fosshagen, Boxshall & Iliffe, 2001
• Ballella Knight, 1959
• Balliella Badonnel, 1949 [Family: Psoquillidae]
• Balliella H. Itono & T. Tanaka, 1973 [Family: Ceramiaceae]
• Balmeella D.D. Pant & B. Mehra, 1963 †
• Balowella Wienholz, 1967 †
• Bancoella Lawrence, 1947
• Barroella C. Zeliff, 1944
• Baumiella H. Wolff in Engler, 1927 accepted as Afrocarum S. Rauschert, 1982 [Family: Apiaceae]
• Baumiella Hennings in Warburg, 1903 accepted as Leptosphaeria Cesati & De Notaris, 1863 [Family: Leptosphaeriaceae]
• Blomella Kozur, 1973 † (uncertain) [Family: Ostracoda (awaiting allocation)]
• Blomella Sugiyama, 1997 † (uncertain) [Family: Sarcomastigota (awaiting allocation)]