Browse types via publications listed by first author:
Andrews to Frenguelli
Hanna to Hanna, Hendey, and Brigger
Hemphill-Haley to Hendey and Sims
Holmes to Rabenhorst
Reinhold to Weber

Browse types by species list:
Achnanthes to Lyrella
Mammidion to Xanthiopyxis

Mammidion

Mammidion elegans Long, Fuge & Smith 1946

Melosira

Melosira caliginosa Hanna 1927a
Melosira cataractarum Hustedt 1937a
Melosira dens-serrae Long, Fuge & Smith 1946
Melosira geometrica Hanna 1932
Melosira lolia Hanna 1927a
Melosira papillifera Hendey 1971
Melosira patera Long, Fuge & Smith 1946

Meretrosulus

Meretrosulus gracilis Hanna 1927b

Mesodictyon

Mesodictyon cyclotelloides Theriot 1990
Mesodictyon hyalinum Theriot 1990
Mesodictyon parvulum Theriot 1990
Mesodictyon plicatum Theriot 1990

Micrampulla

Micrampulla parvula Hanna 1927b

Microsiphonia

Microsiphonia potamos Weber 1970

Muelleria

Muelleria meridionalis Spaulding & Stoermer 1997

Navicula

Navicula actinota Andrews 1970
Navicula aurora Sovereign 1958
Navicula burcki Reinhold 1937
Navicula cascadensis Sovereign 1958
Navicula contortula Sovereign 1963
Navicula eastwoodi Hanna & Grant 1926
Navicula evexa Sovereign 1963
Navicula formosa var. maxima Reinhold 1937
Navicula frenguellii Reinhold 1937
Navicula hawaiiensis Johansen in Rushforth, Kaczmarska & Johansen 1984
Navicula jakovljevicii Hustedt 1945
Navicula kernensis Hanna 1932
Navicula kincaidii Sovereign 1963
Navicula madrae Hanna & Grant 1926
Navicula mimicans Hanna 1932
Navicula morricei Hanna 1932
Navicula netroformis Andrews 1971
Navicula niobrara Andrews 1970
Navicula optima Hanna 1932
Navicula ortolanae Hanna & Grant 1926
Navicula praetexta var. nebulosa Reinhold 1937
Navicula pseudosilicula var. olympica Sovereign 1963
Navicula rainierensis Sovereign 1963
Navicula regata Hanna & Grant 1926
Navicula stippi Hanna & Grant 1926
Navicula subspectabilis Hanna & Grant 1926
Navicula tenuicephala Hustedt 1942a
Navicula teschi Reinhold 1937
Navicula thurstonensis Kaczmarska in Rushforth, Kaczmarska & Johansen 1984
Navicula tolmani Hanna 1927a
Navicula walkeri Sovereign 1958

Neidium

Neidium distinctepunctatum Hustedt 1922
Neidium falklandium Kociolek & Stoermer in Kociolek, Stoermer & Edlund 1995
Neidium hitchcockii var. hitchcockii f. teres Sovereign 1963
Neidium inconstans Sovereign 1963

Nitzschia

Nitzschia bella Sovereign 1963
Nitzschia burcklia Schrader 1974
Nitzschia calva Andrews 1970
Nitzschia columbiana Sovereign 1958
Nitzschia dissipata var. dissipata f. undulata Sovereign 1963
Nitzschia etchegoinia Hanna & Grant 1929
Nitzschia exilis Sovereign 1958
Nitzschia fonticoloides Sovereign 1958
Nitzschia gracilis Hantzsch in Rabenhorst
Nitzschia hondoensis Hanna & Grant 1926
Nitzschia innominata Sovereign 1958
Nitzschia kanayensis Schrader 1974
Nitzschia moholensis Schrader 1974
Nitzschia monoensis Kociolek & Herbst 1992
Nitzschia nelsoni Hanna & Grant 1926
Nitzschia oregona Sovereign 1958
Nitzschia perspicua Sovereign 1963
Nitzschia princeps Hanna & Grant 1926
Nitzschia reimerii Kociolek & Herbst 1992
Nitzschia riedelia Schrader 1974
Nitzschia seiboldia Schrader 1974
Nitzschia volcanica Sovereign 1958

Odontidium

Odontidium mutabile Smith 1856
Odontidium tabellaria Smith 1856

Odontotropis

Odontotropis galeonis Hanna 1927b

Omphalotheca

Omphalotheca californica Hanna 1927a

Orthosira

Orthosira punctata Smith 1856
Orthosira spinosa Smith 1856

Perrya

Perrya innocens Hanna 1932

Pinnularia

Pinnularia convexa Sovereign 1963
Pinnularia ferroindulgentissima Czarnecki & Cawley 1997
Pinnularia fusana Andrews 1971
Pinnularia lapponica Hustedt 1942a
Pinnularia makahana Sovereign 1963
Pinnularia nubila Sovereign 1963
Pinnularia obtusa Sovereign 1963
Pinnularia palousiana Sovereign 1963
Pinnularia platycephala var. platycephala f. ornata Sovereign 1963
Pinnularia pluviana Sovereign 1963
Pinnularia subpalousiana Sovereign 1963
Pinnularia umbrosa Sovereign 1963

Plagiogramma

Plagiogramma fascinatum Hanna & Grant 1926
Plagiogramma hymenoptera Hanna & Grant 1926
Plagiogramma insolito Hanna & Grant 1926
Plagiogramma marginatus Hanna 1927a

Planktoniella

Planktoniella californica Long, Fuge & Smith 1946

Pleurosigma

Pleurosigma amara Stidolph 1992
Pleurosigma manni Hanna & Grant 1926
Pleurosigma sterrenburgii Stidolph 1993b
Pleurosigma wigginsianum Hendey 1971

Podocystis

Podocystis javanica Reinhold 1937

Podosira

Podosira clarki Hanna & Grant 1926
Podosira mirabilis Long, Fuge & Smith 1946
Podosira ovoidea Hanna & Grant 1926
Podosira polita Hanna & Grant 1926
Podosira superba Long, Fuge & Smith 1946
Podosira superba var. reticulata Long, Fuge & Smith 1946

Pseudostictodiscus

Pseudostictodiscus picus Hanna 1927b

Pseudotriceratium

Pseudotriceratium adleri Mahood in Mahood, Barron & Sims 1993

Pterotheca

Pterotheca crucifera Hanna 1927b
Pterotheca evermanni Hanna 1927b

Pyrgupyxis

Pyrgupyxis eocena Hendy 1969

Pyxilla

Pyxilla boothi Hanna & Brigger 1964

Rattrayella

Rattrayella californica Hanna 1931
Rattrayella churchi Hanna 1934
Rattrayella decipiens Hanna & Brigger 1964

Rhaphidophora

Rhaphidophora elegans Long, Fuge & Smith 1946

Rhaphoneis

Rhaphoneis obesa Hanna 1932
Rhaphoneis obesula Hanna 1932
Rhaphoneis parilis Hanna 1932

Rhopalodia

Rhopalodia graciloides Hustedt 1937b

Robinsonetta

Robinsonetta barboi Hanna & Brigger 1964

Rocella

Rocella gemma Hanna 1930

Roperia

Roperia marginata Hanna 1931

Rouxia

Rouxia moholenis Schrader 1974

Rutilaria

Rutilaria erinaceus Ross 1976
Rutilaria hannai Ross 1995
Rutilaria interrupta Ross 1976
Rutilaria limoniformis Ross 1976
Rutilaria schenkii Ross 1995
Rutilaria tenuicornis subs. paleogena Ross 1995

Sphynctolethus

Sphynctolethus monstrosus Hanna 1927b
Sphynctolethus vemae Sims 1986

Stauroneis

Stauroneis hickeni Frenguelli 1934

Stenopterobia

Stenopterobia intermedia var. intermedia f. undulata Sovereign 1963

Stephanodiscus

Stephanodiscus lucens Hustedt 1939
Stephanodiscus rhombus Mahood 1981
Stephanodiscus tenuis Hustedt 1939

Stephanogonia

Stephanogonia mutabila Hanna & Brigger 1964
Stephanogonia pretiosa Hanna & Grant 1926

Stephanopyxis

Stephanopyxis discrepans Hanna 1927b
Stephanopyxis herzbergi Hanna & Brigger 1964
Stephanopyxis reticulata Long, Fuge & Smith 1946
Stephanopyxis schenckii Kanaya 1959

Stictodiscus

Stictodiscus bipolaris Fourtanier 1991b
Stictodiscus coalingensis Hanna 1927a
Stictodiscus concinnus Long, Fuge & Smith 1946
Stictodiscus grossepunctatus Long, Fuge & Smith 1946
Stictodiscus harrisonianus var. minor Reinhold 1937
Stictodiscus javanicus Reinhold 1937

Stoermeria

Stoermeria californica Kociolek, Escobar & Richardson 1996

Strelnikovia

Strelnikovia inclinata Ross & Sims 1985
Strelnikovia reniformis Ross & Sims 1985

Surirella

Surirella beadensis Sovereign 1963
Surirella cataractarum Hustedt 1937b
Surirella kapitiana Stidolph 1989
Surirella nevadensis Hanna & Grant 1931
Surirella newmani Hanna & Grant 1926
Surirella parma Sovereign 1963
Surirella skvortzowii Hustedt 1942b
Surirella spinosa Hustedt 1937b
Surirella tembloris Hanna 1932

Synedra

Synedra duhemi Hanna & Grant 1926
Synedra investiens Smith 1856
Synedra mazamaensis Sovereign 1958

Terpsinoe

Terpsinoe anguinea Long, Fuge & Smith 1946

Tetracyclus

Tetracyclus cruciformis Andrews 1970

Thalassiosira

Thalassiosira simonsenii var. minor Hemphill-Haley 1995
Thalassiosira tetraoestruppii var. reimeri Mahood & Barron 1995
Thalassiosira wongii Mahood in Mahood, Fryxell & Barron 1986

Triceratium

Triceratium album Long, Fuge & Smith 1946
Triceratium bellum Long, Fuge & Smith 1946
Triceratium bicornigerum Hanna 1927b
Triceratium castellatum var. quadrata Reinhold 1937
Triceratium cellulosum var. californicum Long, Fuge & Smith 1946
Triceratium columbi var. quadrata Reinhold 1937
Triceratium dignum Long, Fuge & Smith 1946
Triceratium diversum Hanna & Brigger 1964
Triceratium firthi Hann & Brigger 1964
Triceratium groningensis Reinhold 1937
Triceratium hertleini Hanna 1927b
Triceratium irregulare var. spinifera Reinhold 1937
Triceratium lunatum Long, Fuge & Smith 1946
Triceratium lustratum Long, Fuge & Smith 1946
Triceratium needhami Hanna & Brigger 1964
Triceratium perplexum Long, Fuge & Smith 1946
Triceratium pruninosum Long, Fuge & Smith 1946
Triceratium swastika Long, Fuge & Smith 1946

Trinacria

Trinacria deciusi Hanna 1927b
Trinacria deciusi var. summaria Long, Fuge & Smith 1946
Trinacria interlineata Long, Fuge & Smith 1946
Trinacria nitescens Long, Fuge & Smith 1946
Trinacria tristictia Hanna 1927b

Trochosira

Trochosira trochlea Hanna 1927a

Tropidoneis

Tropidoneis primoris Hanna 1932

Tubilaria

Tubilaria pistillaris var. grossepunctata Long, Fuge & Smith 1946

Upothema

Upothema californica Long, Fuge & Smith 1946

Xanthiopyxis

Xanthiopyxis granti Hanna 1927b
Xanthiopyxis hirsuta Hanna & Grant 1926
Xanthiopyxis lohmani Hanna 1970
Xanthiopyxis maculata Hanna 1932
Xanthiopyxis marginata Hanna 1932
Xanthiopyxis specticularis Hanna 1927a

Xystotheca

Xystotheca hustedti Hanna 1932