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Bakevellia (Bakevellia) waltoni
Taxonomy
Gervillia waltoni was named by Lycett (1863).
It was recombined as Bakevellia (Bakevellia) waltoni by Aberhan (1998).
It was recombined as Bakevellia (Bakevellia) waltoni by Aberhan (1998).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1863 | Gervillia waltoni Lycett p. 110 figs. Pl 32, fig 4 |
1998 | Bakevellia (Bakevellia) waltoni Aberhan p. 71 figs. Pl 2, fig 16; pl 3, figs 5-7 |
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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.
†Bakevellia (Bakevellia) waltoni Lycett 1863
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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valve height | 1 | 6.86 |
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Source: g = genus, superf = superfamily, o = order, c = class | |||||
References: Kiessling 2004, Sanchez Roig 1926, Aberhan et al. 2004, Kiessling 2003 |
Age range: base of the Late/Upper Sinemurian to the top of the Oxfordian or 196.50000 to 157.30000 Ma
Collections (52 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Sinemurian | Canada (Yukon) | Bakevellia waltoni (53114 53115 53131 53163 53164 53165 53166) | |
Late/Upper Sinemurian | Chile | Bakevellia waltoni (32411 33951) | |
Pliensbachian | Canada (British Columbia) | Bakevellia waltoni (53162) | |
Ibex | Canada (British Columbia) | Bakevellia waltoni (53168 53283) | |
Late/Upper Pliensbachian | Chile | Bakevellia waltoni (33886 33889) | |
Freboldi | Canada (British Columbia) | Bakevellia waltoni (53167) | |
Early/Lower Toarcian | Spain | Bakevellia waltoni (25664 25667 25668 25777) | |
Early/Lower Toarcian | Spain (Teruel) | Bakevellia waltoni (211197) | |
Early/Lower Toarcian - Middle Toarcian | Spain | Bakevellia waltoni (51613) | |
Middle Toarcian | Spain | Bakevellia waltoni (25880 25881) | |
Bajocian | India | Bakevellia waltoni (68274 68275 68276 68277 68280) | |
Bathonian | India | Bakevellia waltoni (67397 67663 67664 67668 68278 68279) | |
Bathonian | United Kingdom (England) | Bakevellia waltoni (36548 36549 36555 36557 38401) | |
Late/Upper Bathonian | United Kingdom | Bakevellia waltoni (37507 37508) | |
Callovian | India | Bakevellia waltoni (61467 63231 67624 68091 68093) | |
Callovian | Jordan | Bakevellia waltoni (35700) | |
Callovian - Oxfordian | India | Bakevellia waltoni (68644) | |
Early/Lower Callovian | India | Bakevellia waltoni (62352 68273) | |
Late/Upper Callovian | India | Bakevellia waltoni (68385) | |
Late/Upper Oxfordian | Germany | Bakevellia waltoni (60387) |