Microdalyellia Gieysztor, 1938
Microdalyellia rossi karisalmica (Nasonov, 1917)
Microdalyellia rossi maxima Ruebush, 1937
Microdalyellia rossi minima Ruebush, 1937
Microdalyellia rossi subsp. rossi (Graff, 1911)
Microdalyellia rossi virginiana Ruebush, 1937
