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Sigillioidea
Taxonomy
Sigilliacea was named by Mandelstam (1960).
It was corrected as Sigillioidea by Forel (2017) and Tanaka (2018).
It was assigned to Bairdiocopina by Forel (2017); and to Sigilliocopina by Tanaka (2018).
It was corrected as Sigillioidea by Forel (2017) and Tanaka (2018).
It was assigned to Bairdiocopina by Forel (2017); and to Sigilliocopina by Tanaka (2018).
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. †Sigillioidea Mandelstam 1960
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Fm. †Sigilliidae Mandelstam 1960
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G. Cardobairdia van den Bold 1960
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†Cardobairdia harskutensis Monostori 1996
†Cardobairdia liasica Drexler 1958
G. †Spinomicrocheilinella Kozur 1985
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†Spinomicrocheilinella anterocompressa Yuan and Crasquin-Soleau 2007
†Spinomicrocheilinella dargenioi Kozur 1991
†Spinomicrocheilinella praespinosa Kozur 1985
†Spinomicrocheilinella reliquiaella Forel 2017
†Spinomicrocheilinella spinosa Kozur 1985
†Spinomicrocheilinella unispinosa Cooper 1946
Diagnosis
No diagnoses are available