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Joania
Taxonomy
Joania was named by Alvarez et al. (2008). It is extant.
It was assigned to Megathyrididae by Bitner et al. (2013) and Bitner and Müller (2017).
It was assigned to Megathyrididae by Bitner et al. (2013) and Bitner and Müller (2017).
Synonymy list
Year | Name and author |
---|---|
2008 | Joania Alvarez et al. |
2013 | Joania Bitner et al. p. 86 |
2017 | Joania Bitner and Müller p. 220 |
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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. Joania Alvarez et al. 2008
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Joania cordata Risso 1826
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Invalid names: Argyrotheca subcuneata Boettger 1901 [synonym], Cistella laevigata deMorgan 1915 [synonym], Cistella marie deMorgan 1915 [synonym], Cistella zboroviensis Friedberg 1921 [synonym]
†Joania crenata Sandberger 1862
†Joania dertomutinensis Sacco 1902
†Joania falunica de Morgan 1915
†Joania peyrerensis Bitner et al. 2013
†Joania ukrainica Bitner and Müller 2017
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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height | 7 | 1.03 | 0.610 | 1.30 | 1.10 | 0.248 |
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Source: f = family, c = class, p = phylum, uc = unranked clade | |||||
References: Aberhan et al. 2004, Nesnidal et al. 2013 |
Age range
Maximum range based only on fossils: base of the Priabonian to the top of the Calabrian or 38.00000 to 0.77400 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Collections (48 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Priabonian | Ukraine | J. ukrainica (186786) | |
Rupelian | Germany | J. crenata (233115 233116 233119 233120) | |
Rupelian | Iran | J. peyrerensis (232984) | |
Chattian | France (Aquitaine) | J. cordata (88795) | |
Chattian | France (Landes) | J. cordata (152689) J. cordata, J. peyrerensis (152694) | |
Chattian | France | J. cordata, J. peyrerensis (152695) | |
Early/Lower Miocene | Iran | J. cordata (232985 232986) | |
Badenian | Bulgaria | Argyrotheca cordata (70048 70049) J. cordata (175794) | |
Badenian | Hungary | Argyrotheca cordata (152569 155784 155785) | |
Badenian | Czech Republic | J. cordata (152285 233295) J. sp. (233294) | |
Badenian | Poland | Argyrotheca cordata (61376 159682 159683 159684 159685 159686 159687 159688 159689 159690 159691 159692 159693) J. cordata (233126 233127 233128 233129) | |
Badenian | Romania | Argyrotheca cordata (72246) | |
Tortonian | Italy | J. cordata (199889 199894) J. cordata, J. falunica (199891 199893) J. falunica (186801 199890) | |
Zanclean | Spain | Argyrotheca cordata (190899) | |
Gelasian | Greece | Argyrotheca cordata (153679) | |
Calabrian | Italy (Apulia) | Argyrotheca cordata (97591) |