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Kirkbyella (Berdanella)
Taxonomy
Kirkbyella (Berdanella) was named by Sohn (1961). It is not extant.
It was assigned to Kirkbyella by Sohn (1961), Tilman (1984), Hoare and Mapes (2000).
It was assigned to Kirkbyella by Sohn (1961), Tilman (1984), Hoare and Mapes (2000).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1961 | Kirkbyella (Berdanella) Sohn |
1984 | Kirkbyella (Berdanella) Tilman p. 248 |
2000 | Kirkbyella (Berdanella) Hoare and Mapes p. 4 |
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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.
Subg. †Kirkbyella (Berdanella) Sohn 1961
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†Kirkbyella (Berdanella) stewartae Sohn 1961
†Kirkbyella (Berdanella) unicornis Coryell and Malkin 1936
Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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valve height | 1 | 0.380 |
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Source: o = order, c = class | |||||
References: Kiessling 2004, Alvarez et al. 2008 |
Collections (16 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Pridoli - Lochkovian | USA (Oklahoma) | Kirkbyella obliqua (26826) | |
Middle Devonian | USA (Ohio) | Kirkbyella stewartae (228292 228293 228294) | |
Givetian | USA (Ohio) | Kirkbyella stewartae, Kirkbyella unicornis (81857 206972 206973 206974) | |
Givetian | USA (New York) | Kirkbyella unicornis (94047 94048) | |
Givetian | USA (Michigan) | Kirkbyella stewartae, Kirkbyella unicornis (38475 38476) | |
Osagean | USA (California) | Kirkbyella n. sp. aff. Kirkbyella annensis, Kirkbyella n. sp. aff. Kirkbyella reticulata (225970) | |
Meramecian | USA (Arkansas) | Kirkbyella quadrata (76118 76148) | |
Sakmarian | China (Zhejiang) | Kirkbyella sp. (120910) |