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Streptelasmatinae
Taxonomy
Streptelasmatinae was named by Nicholson (1889).
It was assigned to Streptelasmatidae by Merriam (1972), Elias (1985), Neuman (2003).
It was assigned to Streptelasmatidae by Merriam (1972), Elias (1985), Neuman (2003).
Subtaxa
Aknisophyllum, Archaeozaphrentis, Asthenophyllum, Axiphoria, Axolasma, Bighornia, Bowenelasma, Briantelasma, Densigrewingkia, Densiphrentis, Densiphyllum, Eurogrewingkia, Fosselasma, Grewingkia (syn. Kiaerophyllum), Kaljolasma, Kenophyllum, Kionelasma (syn. Cionelasma), Leolasma, Lobocorallium, Ogilvilasma, Parabrachyelasma, Paramplexoides, Pterophrentis, Pycnactoides, Rectigrewingkia, Salvadorea, Siphonolasma, Streptelasma (syn. Streptoplasma, Dybowskia), Triplophyllum, Ullernelasma
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Subfm. †Streptelasmatinae Nicholson 1889
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G. †Archaeozaphrentis Ivanovskiy 1959
G. †Asthenophyllum Grubbs 1939
G. †Axiphoria Cherepnina 1960
G. †Axolasma Ivanovskiy 1963
G. †Bowenelasma Scrutton 1973
G. †Briantelasma Oliver 1960
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†Briantelasma americanum Oliver 1960
†Briantelasma knoxboroense Oliver 1960
G. †Densiphrentis Ivanovskiy 1963
G. †Densiphyllum Dybowski 1873
G. †Eurogrewingkia Neuman 2003
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†Eurogrewingkia anguineum Scheffen 1933
†Eurogrewingkia bilateralis Neuman 1969
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Invalid names: Ptychophyllum craigense McCoy and Lindström 1880 [synonym]
†Eurogrewingkia callahanensis Elias and Potter 1984
†Eurogrewingkia penobscotensis Elias 1982
G. †Grewingkia Dybowski 1873
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†Grewingkia alternata Saleh 1970
†Grewingkia anguinea Scheffen 1933
†Grewingkia buceros Eichwald 1885
†Grewingkia canadensis Billings 1862
†Grewingkia compactum Scheffen 1933
†Grewingkia contexta Neuman 1969
†Grewingkia contexta gissarensis Lavrusevich 1975
†Grewingkia crassa Elias 1981
†Grewingkia cuneata McLean 1977
†Grewingkia dentiseptata Lavrusevich 1971
†Grewingkia dilata Elias 1981
†Grewingkia dumosum Scheffen 1933
†Grewingkia equinum Scheffen 1933
†Grewingkia europaeum Roemer 1861
†Grewingkia falcatum Scheffen 1933
†Grewingkia granosa Lavrusevich 1975
†Grewingkia hibernica Kaljo and Klaamann 1965
†Grewingkia injunctum Scheffen 1933
†Grewingkia kiaeri Wedekind 1927
†Grewingkia lamellosa Elias 1981
†Grewingkia neumani McLean 1974
†Grewingkia obichundensis Lavrusevich 1975
†Grewingkia parva McLean 1974
†Grewingkia robusta Whiteaves 1896
†Grewingkia robustum Whiteaves 1896
†Grewingkia rustica Billings 1858
†Grewingkia semilunatum Scheffen 1933
†Grewingkia voruense Lavrusevich 1975
†Grewingkia whitei Pestana 1960
†Streptelasma (Grewingkia) europaeum hosholmensis Kaljo 1961
†Zaphrenthis haysii Meek 1865
Invalid names: Kiaerophyllum Wedekind 1927 [synonym]
G. †Kaljolasma Weyer 1972
G. †Leolasma Kaljo 1956
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†Leolasma abnorma Yu 1960
†Leolasma holtedahli Hill 1953
†Leolasma kaljoi Scrutton 1971
†Leolasma pachycolumnars Neuman 1975
†Leolasma reimani Kaljo 1956
†Leolasma sociale Kaljo 1956
G. †Lobocorallium Nelson 1963
G. †Ogilvilasma Pedder 1978
G. †Parabrachyelasma Cherepnina 1960
G. †Paramplexoides He 1978
G. †Pterophrentis Ivanovskiy 1963
G. †Pycnactoides He 1978
G. †Rectigrewingkia Kaljo 1961
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†Rectigrewingkia anthelion Dybowski 1873
†Rectigrewingkia eminens Eichwald 1860
†Rectigrewingkia formosa Dybowski 1873
†Rectigrewingkia lutkevitshi Reiman 1958
G. †Salvadorea
G. †Siphonolasma He 1978
G. †Streptelasma Hall 1847
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Subg. †Streptelasma (Grewingkia) Dybowski 1873
Subg. †Streptelasma (Kenophyllum) Dybowski 1873
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†Streptelasma (Kenophyllum) canaliferum Reiman 1954
†Streptelasma (Kenophyllum) siluricum Dybowski 1873
†Streptelasma (Kenophyllum) subcylindricum Dybowski 1873
Subg. †Streptelasma (Streptelasma) Hall 1847
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†Streptelasma (Streptelasma) giganteum Kaljo 1958
†Streptelasma (Streptelasma) orientalis Kaljo 1958
†Streptelasma (Streptelasma) rusticum Billings 1937
†Streptelasma arcticum Wilson 1931
†Streptelasma bystrowi Reiman 1958
†Streptelasma collucata Scheffen 1933
†Streptelasma compactum Hill 1953
†Streptelasma complanata Scheffen 1933
†Streptelasma concamerata Scheffen 1933
†Streptelasma concavum Kaljo 1956
†Streptelasma corniculum Hall 1847
†Streptelasma curvatum Hill 1953
†Streptelasma cylindricum Troedsson 1928
†Streptelasma cyrtum Neuman 1969
†Streptelasma dispandum Foerste 1909
†Streptelasma distinctum Wilson 1926
†Streptelasma divaricans Nicholson 1875
†Streptelasma duncani Dybowski 1873
†Streptelasma eccentricum Neuman 1969
†Streptelasma etnaense Elias and Potter 1984
†Streptelasma fevida Kaljo 1958
†Streptelasma hiumica Reiman 1958
†Streptelasma linnarssoni Lindström 1873
†Streptelasma luminosa Scheffen 1933
†Streptelasma medioseptatum Neuman 1986
†Streptelasma oanduensis Kaljo 1956
†Streptelasma ostrogothicum Neuman 1969
†Streptelasma prima Wedekind 1927
†Streptelasma prolongatum Wilson 1926
†Streptelasma rectum Hall 1876
†Streptelasma rostrata Scheffen 1933
†Streptelasma solida Scheffen 1933
†Streptelasma tennysoni Pestana 1960
†Streptelasma undulata Scheffen 1933
Invalid names: Dybowskia Wedekind 1927 [synonym], Streptoplasma Hall 1847 [synonym]
G. †Triplophyllum Simpson 1900
Diagnosis
No diagnoses are available