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Williamsonia

Bennettitales

Synonymy list
YearName and author
1870Williamsonia Carruthers pp. 680, 691
1919Williamsonia Knowlton
1976Williamsonia Lakhanpal et al.
1991Williamsonia Chandra and Tewari
1992Williamsonia Watson and Sincock

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
phylumPinophyta
RankNameAuthor
orderBennettitalesBessey 1910
genusWilliamsoniaCarruthers 1870

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. †Williamsonia Carruthers 1870
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Williamsonia amarjolense Sharma 1968
Williamsonia blanfordii Feistmantel 1876
Williamsonia elocata Lesquereux 1891
Williamsonia gigas Lindley and Hutton 1831
Williamsonia guptae Sharma 1968
Williamsonia indica Seward 1917
Williamsonia kakadbhitensis Bose and Banerji 1984
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Invalid names: Carnoconites laxum Srivastava 1946 [replaced], Strobilites pascoei Sahni 1928 [replaced]
Williamsonia microps Feistmantel 1877
Williamsonia oregonensis Fontaine 1905
Williamsonia recentior Dawson 1885
Williamsonia riesii Hollick 1892
Williamsonia sahnii Gupta 1943
Williamsonia santalensis Sitholey and Bose 1953
Williamsonia seniana Bose and Kasat 1969
Williamsonia smockii Newberry 1895
Williamsonia sukhpurensis Bose and Banerji 1984
Williamsonia texana Fontaine 1893
Williamsonia trambauensis Bose and Banerji 1984
Williamsonia virginiensis Fontaine 1889
Diagnosis
No diagnoses are available