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Streptelasma
Taxonomy
Streptelasma was named by Hall (1847).
It was assigned to Streptelasmatidae by Hill (1953), Reiman (1958), Kaljo (1958), Kaljo (1961) and Neuman (1969); to Streptelasmatinae by Elias (1985); and to Rugosa by Sepkoski (2002).
It was assigned to Streptelasmatidae by Hill (1953), Reiman (1958), Kaljo (1958), Kaljo (1961) and Neuman (1969); to Streptelasmatinae by Elias (1985); and to Rugosa by Sepkoski (2002).
Species
S. (Grewingkia), S. (Kenophyllum), S. (Streptelasma), S. arcticum, S. bystrowi, S. collucata, S. compactum, S. complanata, S. concamerata, S. concavum, S. corniculum, S. curvatum, S. cylindricum, S. cyrtum, S. dispandum, S. distinctum, S. divaricans, S. duncani, S. eccentricum, S. etnaense, S. fevida, S. hiumica, S. linnarssoni, S. luminosa, S. medioseptatum, S. oanduensis, S. ostrogothicum, S. prima, S. primum (syn. Brachyelasma primum), S. prolongatum, S. rectum, S. rostrata, S. solida, S. tennysoni, S. undulata
Species lacking formal opinion data
Synonyms
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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.
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]
Diagnosis
No diagnoses are available