Atreta Etallon, 1861 † (basis of record)
Atreta intulaevis Tashiro, 1978 † (basis of record)
Atreta redunca Kendrick & Vartak, 2007 † (basis of record)
Atreta richthofeni (Bittner, 1895) † (basis of record)
Atreta schlumbergeri (Munier-Chalmas, 1886) † (basis of record)
Atreta subrichthofeni (Krumbeck, 1924) † (basis of record)
Basiliomya goreaui Bayer, 1971 (additional source)
Cyclostreon Eichwald, 1868 † accepted as Atreta Etallon, 1861 † (source of synonymy)
Dimya Rouault, 1850 (status source)
Dimya acuminata Esteves, 1984 accepted as Dimya fimbricostata H. E. Vokes, 1979 (source of synonymy)
Dimya akasakiensis Tashiro & Otsuka, 1980 † (basis of record)
Dimya alleni H. E. Vokes, 1979 † (basis of record)
Dimya argentea Dall, 1886 (additional source)
Dimya californiana S. S. Berry, 1936 (additional source)
Dimya corrugata Hedley, 1902 (additional source)
Dimya crearoi Oppenheim, 1900 † (basis of record)
Dimya extenuiplicata Sacco, 1897 † accepted as Dimya tenuiplicata (G. Seguenza, 1879) † (basis of record)
Dimya fimbricostata H. E. Vokes, 1979 (basis of record)
Dimya fragilis Koenen, 1893 † (basis of record)
Dimya fragilis crassiplicata Sacco, 1897 † accepted as Dimya tenuiplicata (G. Seguenza, 1879) † (basis of record)
Dimya fragilis miopliocenica Sacco, 1897 † accepted as Dimya tenuiplicata (G. Seguenza, 1879) † (basis of record)
Dimya grandis Dall, 1896 † (basis of record)
Dimya grandis divaricata Dall, 1896 † accepted as Dimya grandis Dall, 1896 † (source of synonymy)
Dimya grandis var. divaricata Dall, 1896 † accepted as Dimya grandis Dall, 1896 † (source of synonymy)
Dimya hohndorfi Welle, 1998 † (basis of record)
Dimya japonica Habe, 1971 (additional source)
Dimya kaiparaensis Laws, 1944 † accepted as Neoatreta kaiparaensis (Laws, 1944) † (additional source)
Dimya lima Bartsch, 1913 (additional source)
Dimya maoria A. W. B. Powell, 1937 (additional source)
Dimya mimula Dall, Bartsch & Rehder, 1938 (additional source)
Dimya pamplonensis (Carez, 1881) † (basis of record)
Dimya radiata Kuroda, 1928 accepted as Neoatreta filipina (Bartsch, 1913) (source of synonymy)
Dimya radiata takii Kuroda, 1932 accepted as Neoatreta filipina (Bartsch, 1913) (source of synonymy)
Dimya rahkiensis Eames, 1951 † (basis of record)
Dimya raulini Cossmann & Peyrot, 1914 † (basis of record)
Dimya richei Doncieux, 1911 † accepted as Dimya pamplonensis (Carez, 1881) † (basis of record)
Dimya rufaripa H. E. Vokes, 1979 † (basis of record)
Dimya sigillata Tate, 1886 † (basis of record)
Dimya spondyliformis Eames, 1951 † (basis of record)
Dimya tenuiplicata (G. Seguenza, 1879) † (basis of record)
Dimya tigrina Bayer, 1971 (additional source)
Dimyella malnatrensis (Corselli & Bernocchi, 1992) † (basis of record)
Dimyella molokaia (Dall, Bartsch & Rehder, 1938) (new combination reference)
Dimyella similis (Koenen, 1893) † (basis of record)
Dimyidae P. Fischer, 1886 (status source)
Dimyodon Munier-Chalmas, 1886 † accepted as Atreta Etallon, 1861 † (basis of record)
Dimyopsis Bittner, 1895 † accepted as Atreta Etallon, 1861 † (basis of record)
Diploschiza Conrad, 1866 † (basis of record)
Neoatreta T. R. Waller, 2012 (original description)
Neoatreta dissimilis (Tate, 1886) † (basis of record)
Neoatreta filipina (Bartsch, 1913) (new combination reference)
Neoatreta kaiparaensis (Laws, 1944) † (basis of record)
Neoatreta phaidra (Woodring, 1982) † (basis of record)
Neoatreta plana (K. Martin, 1885) † (basis of record)