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Biarmeaspira
Taxonomy
Biarmeaspira was named by Mazaev (2006).
It was assigned to Raphistomidae by Mazaev (2006); to Phymatopleuridae by Mazaev (2015); and to Lophospiridae by Wagner (2023).
It was assigned to Raphistomidae by Mazaev (2006); to Phymatopleuridae by Mazaev (2015); and to Lophospiridae by Wagner (2023).
Species
Species lacking formal opinion data
Synonymy list
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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.
G. †Biarmeaspira Mazaev 2006
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†Biarmeaspira angulata Netchaev 1894
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Invalid names: Wortheniopsis netschajewi Yakovlev 1899 [synonym]
†Biarmeaspira arizonensis Winters 1963
†Biarmeaspira jusupovi Mazaev 2015
†Biarmeaspira mazaevi Ketwetsuriya et al. 2020
†Biarmeaspira multilineata Batten 1989
†Biarmeaspira murchisoniaeformis Gemmellaro 1889
†Biarmeaspira penea de Verneuil 1845
†Biarmeaspira striata Mazaev 2015
†Biarmeaspira verideclinata Mazaev 2006
†Biarmeaspira yakowlewi Licharew 1967
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 64 | 8.74 | 4.70 | 17.0 | 8.50 | 2.80 | |
| shell diameter | 64 | 6.87 | 4.50 | 10.9 | 6.80 | 2.12 |
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| Source: o = order | |||||
| Reference: Bambach et al. 2007 | |||||
Age range: base of the Brigantian to the top of the Capitanian or 335.90000 to 259.51000 Ma
Collections (63 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Brigantian | United Kingdom (Scotland) | B. heidelbergerae (155580) | |
| Asselian | USA (Texas) | Worthenia multilineata (43482) | |
| Sakmarian | Russian Federation | B. verideclinata (205219 217206) | |
| Sakmarian | Russian Federation (Arkhangel'skaya) | B. verideclinata (68227 68228 68229 68230 68231) | |
| Artinskian | USA (New Mexico) | Worthenia arizonensis (101800) | |
| Kungurian | USA (New Mexico) | Worthenia arizonica (10139) Worthenia multilineata (86152) | |
| Kungurian | Russian Federation | Pleurotomaria penea (117276) | |
| Kungurian | USA (Texas) | Worthenia arizonensis (81617 101792) Worthenia multilineata (43491 43496 43499 43517 75882 81942 101803 101804) Worthenia multilineata, Worthenia arizonensis (43513 43515 43609 81592 81711 81949) | |
| Kungurian | USA (Arizona) | Worthenia arizonensis (52898 95353 120746 120747) Worthenia multilineata (81513 81514) | |
| Roadian | Thailand | B. mazaevi (103565) | |
| Roadian | Russian Federation (Kirov) | B. jusupovi, B. yakowlewi, B. striata (126335) B. yakowlewi (174702) B. yakowlewi, B. striata (126333 126334 170189 170190) | |
| Roadian | Russian Federation | B. angulata, B. jusupovi (186483) Pleurotomaria penea (117262 117268) | |
| Roadian | USA (Texas) | Worthenia multilineata (43551 101767 101783) Worthenia multilineata, Worthenia arizonensis (43512 81693) | |
| Roadian | Russian Federation (Samara) | B. angulata, B. jusupovi (170192) | |
| Roadian | Russian Federation (Tatarstan) | B. angulata, B. jusupovi (174707) B. angulata, B. jusupovi, B. yakowlewi (174705 174706) B. jusupovi, B. yakowlewi (174709) B. yakowlewi (174711 174712) B. yakowlewi, B. striata (174704) | |
| Wordian | Italy | Pleurotomaria murchisoniaeformis (108672) | |
| Wordian | USA (Texas) | Worthenia arizonensis (81628 81709) Worthenia multilineata (94894) | |
| Capitanian | USA (Texas) | Worthenia multilineata (101798) |