Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Colpospira (Acutospira) tashiroi
Taxonomy
Colpospira (Acutospira) tashiroi was named by Kotaka (1959).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1959 | Colpospira (Acutospira) tashiroi Kotaka |
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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.
†Colpospira (Acutospira) tashiroi Kotaka 1959
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Kiessling 2004, Hendy et al. 2009 |
Age range: Middle Eocene or 47.80000 to 37.71000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Middle Eocene | Japan | Colpospira tashiroi (71014 71016) |