Neachrostia is a genus of moths of the family Erebidae. The genus was erected by George Hampson in 1907.
Species Neachrostia brunneiplaga Swinhoe, 1905 Neachrostia diapera Hampson, 1926 Neachrostia hypomelas Hampson, 1895 Neachrostia inconstans Moore, 1888 Neachrostia nigripunctalis Wileman, 1911 Neachrostia undulata Hampson, 1893
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