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Anechophragminae
Taxonomy
Subtaxa
Synonymy list
Year | Name and author |
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2013 | Anechophragminae Madison p. 27 |
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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. †Anechophragminae Madison 2013
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G. †Anechophragma Neuman 1976
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†Anechophragma rarum Neuman 1976
Invalid names: Ujukella Andreev 1993 [synonym]
Diagnosis
Reference | Diagnosis | |
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A. A. Madison 2013 | Sowerbyellids with accreted socket ridges lacking additional outgrowths; pedicle sheath and apical foramen absent; side septa poorly developed. |
Measurements
No measurements are available
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Source: f = family, o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Hendy 2009, Nesnidal et al. 2013, Aberhan et al. 2004 |
Collections (28 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Volkhov | Russian Federation | Anechophragma rarum (185985 185986 185987 185988 185989 185990 185991) Ujukella fastigata (62340 157119 157120 157121 157122 157123 157124 157127 157128 157130 157131 157132 157133) | |
Kunda | Russian Federation | Anechophragma rarum, Biseptata briani (185992) Ujukella fastigata (157143 157145 157147 157148 157149) | |
Llanvirn | Russian Federation (Tyva) | Ujukella alexandrae (185993) | |
Darriwilian | Canada (Newfoundland) | Anechophragma rarum (185947) |