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Janassinae
Discussion
Hodnett, et al. 2024 attribute this to Jaekel 1898, but PBDB does not allow a re-ranked family to belong to the same family, making this a new subfamily.
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Taxonomy
Janassinae was named by Hodnett et al. (2023). It is not extant. Its type is Janassa.
It was assigned to Janassidae by Hodnett et al. (2023).
It was assigned to Janassidae by Hodnett et al. (2023).
Subtaxa
Janassa (syn. Dictea, Climaxodus, Byzenos) (type genus), Strigilodus
Synonymy list
| Year | Name and author |
|---|---|
| 2023 | Janassinae Hodnett et al. |
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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. †Janassinae Hodnett et al. 2023
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G. †Janassa
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†Janassa angularis Branson 1916
†Janassa bituminosa Schlotheim 1820
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Invalid names: Acrodus larva Agassiz 1839 [synonym], Byzenos latipinnatus Münster 1843 [synonym], Dictea striata Münster 1840 [synonym], Janassa angulata Münster 1839 [synonym], Janassa dictea Münster 1842 [synonym], Janassa humboldii Münster 1839 [synonym]
†Janassa brevis Newberry 1856
†Janassa clarki Lund 1989
†Janassa clavatus M'Coy 1848
†Janassa gurleiana Cope 1877
†Janassa imbricatus M'Coy 1848
†Janassa kochi Nielsen 1932
†Janassa korni Weigelt 1930
†Janassa linguaeformis Atthey 1868
†Janassa maxima Eastman 1903
†Janassa ordiana Cope 1881
†Janassa strigilina Cope 1881
†Janassa unguicula Eastman 1903
Invalid names: Byzenos Münster 1843 [synonym], Climaxodus McCoy 1848 [synonym], Dictea Münster 1840 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Wagner 2023, Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Visean to the top of the Wuchiapingian or 346.70000 to 254.14000 Ma
Collections (42 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Mississippian | United Kingdom | Chomatodus clavatus (132781 132782) Climaxodus imbricatus (132729) | |
| Visean | USA (Kentucky) | Janassa sp., Strigilodus tollesonae (238496) | |
| Arnsbergian | USA (Montana) | Janassa clarki (116654) | |
| Pennsylvanian | United Kingdom | Janassa bituminosa (137307) Janassa imbricata (137321) | |
| Moscovian | Japan | Janassa sp. 1, Janassa sp. 2 (90282) | |
| Moscovian | USA (South Dakota) | Janassa sp. (132341) | |
| Moscovian | United Kingdom | Janassa bituminosa (137311 137320) Janassa linguaeformis (137319) | |
| Kasimovian - Moscovian | United Kingdom | Climaxodus linguaeformis (137315) | |
| Kasimovian | USA (Nebraska) | Janassa maxima (132970) Janassa unguicula (132971) | |
| Sakmarian | USA (Kansas) | Janassa sp. (130786 130787) | |
| Artinskian - Kungurian | USA (Texas) | Janassa sp. (85299 85300) | |
| Early/Lower Kazanian | Russian Federation (Orenburg) | Janassa sp. (189584) | |
| Roadian | USA (Wyoming) | Janassa unguicula (128880) Janassa unguicula, Janassa angularis (149345) | |
| Guadalupian | USA (Wyoming) | Janassa unguicula (236340) | |
| Wuchiapingian | Germany | Janassa angulata (149462 149463) Janassa angulata, Dictea striata, Janassa dictea, Byzenos latipinnatus (149471) Janassa bituminosa (96856 130037 130038 130039 137316 137317) Janassa humboldii (149464) Janassa korni (130272 130273 130274) | |
| Wuchiapingian | Greenland | Janassa kochi (122142) | |
| Wuchiapingian | United Kingdom | Janassa bituminosa (131704 149365) | |
| Wuchiapingian | United Kingdom (Durham) | Janassa bituminosa (131709) | |
| Wuchiapingian | USA (Wyoming) | Janassa unguicula (90239 236341) |