Actinoptychus kernensis Hanna, 1932 (original description)
Actinoptychus thumii (A.W.F.Schmidt) G.D.Hanna, 1932 accepted as
Actinoptychus stella f. thumii Schmidt in Schmidt et al., 1886 (new combination reference)
Actinoptychus undulatus J.W.Bailey ex Hustedt, 1927 accepted as
Actinocyclus undulatus J.W.Bailey, 1842 (new combination reference)
Auliscus bonus Hanna, 1932 (original description)
Auliscus suppressus Hanna, 1932 (original description)
Coscinodiscus meditatus Hanna, 1932 (original description)
Coscinodiscus monicae (Grunow) Rattray, 1890 accepted as
Coscinodiscus janischii var. monicae Grunow, 1884 (new combination reference)
Coscinodiscus novozealandicus (Grove ex Rattray) Hanna, 1932 accepted as
Coscinodiscus superbus var. novazealandica Grove ex Rattray, 1890 (new combination reference)
Cyclotella kelloggii Hanna, 1932 (original description)
Cymatogonia amblyoceras (Ehrenberg) Hanna, 1932 accepted as
Triceratium amblyoceros var. amblyoceros Ehrenberg, 1844 (new combination reference)
Cymatosira andersonii Hanna, 1932 (original description)
Dimeregramma scutulum Hanna, 1932 (original description)
Dossetia lacera (Forti in Tempère & Peragallo) Hanna, 1932 accepted as
Xanthiopyxis lacera Forti in Tempère & Peragallo, 1909 † (new combination reference)
Eupodiscus antiquus (Cox) Hanna, 1932 accepted as
Eupodiscus radiatus var. antiqua Cox in Kain & Schultze, 1889 (new combination reference)
Hyalodiscus frenguellii Hanna, 1932 (original description)
Leudugeria janischii (Grunow) Tempère ex Van Heurck, 1896 accepted as
Euodia janischii Grunow, 1883 (new combination reference)
Macrora G D. Hanna, 1932 † (original description)
Macrora stella (Azpeitia) Hanna, 1932 accepted as
Pyxidicula stella Azpeitia y Moros, 1911 (new combination reference)
Melosira geometrica Hanna, 1932 (original description)
Melosira sulcata (Ehrenberg) Kützing, 1844 accepted as
Gaillonella sulcata Weisse, 1854 (new combination reference)
Navicula kernensis Hanna, 1932 (original description)
Navicula mimicans Hanna, 1932 (original description)
Navicula morricei Hanna, 1932 (original description)
Navicula optima Hanna, 1932 (original description)
Omphalotheca caputmedusae (Azpeitia y Moros) Hanna, 1932 accepted as
Hercotheca caputmedusae Azpeitia, 1911 (new combination reference)
Perrya innocens Hanna, 1932 (original description)
Rattrayella inconspicua (Rattray) Hanna, 1932 † (new combination reference)
Rhaphoneis elegans (Pantocsek) Hanna, 1932 accepted as
Rhaphoneis gemmifera var. elegans Pantocsek, 1886 (new combination reference)
Rhaphoneis obesa Hanna, 1932 (original description)
Rhaphoneis obesula Hanna, 1932 (original description)
Rhaphoneis paralis Hanna, 1932 (original description)
Stephanogonia actinoptychus (Ehrenberg) H.F.Van Heurck † (new combination reference)
Stephanopyxis lineata (Ehrenberg) A.I.Forti accepted as
Stephanodiscus lineatus Ehrenberg, 1854 (new combination reference)
Surirella tembloris Hanna, 1932 (original description)
Tropidoneis primoris Hanna, 1932 (original description)
Xanthiopyxis maculata Hanna, 1932 † (original description)
Xanthiopyxis marginata Hanna, 1932 † (original description)
Xystotheca G D. Hanna, 1932 † (original description)
Xystotheca hustedti Hanna, 1932 (original description)