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Ischyrinioidea
Taxonomy
Ischyrinioidea was named by Kobayashi (1933) [nom. transl. Wagner 2003].
It was assigned to Ribeirioida by Wagner (2023).
It was assigned to Ribeirioida by Wagner (2023).
Subtaxa
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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.
Superfm. †Ischyrinioidea Kobayashi 1933
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Fm. †Ischyriniidae Kobayashi 1933
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G. †Anisotechnophorus Pojeta and Runnegar 1976
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†Anisotechnophorus nuculitiformis Cleland 1900
†Ribeiria nuculitiformis equilatera Cleland 1900
G. †Ischyrinia Billings 1866
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†Ischyrinia norvegica Soot-Ryen 1960
†Ischyrinia viator Ebbestad et al. 2017
†Ischyrinia winchelli Billings 1866
G. †Tolmachovia Howell and Kobayashi 1936
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†Tolmachovia andina Harrington 1938
†Tolmachovia babini GutiĆ©rrez-Marco 1997
†Tolmachovia belfordi Pojeta et al. 1977
†Tolmachovia concentrica Howell and Kobayashi 1936
†Tolmachovia corbetti Pojeta and Gilbert-Tomlinson 1977
†Tolmachovia crassa Thoral 1935
†Tolmachovia landeyranensis Babin 1982
†Tolmachovia sublirata Ebbestad et al. 2017
Diagnosis
No diagnoses are available