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Zamites
Taxonomy
Zamites was named by Brongniart (1828). It is not extant. It is considered to be a form taxon.
It was reranked as Carpolithes (Zamites) by Dawson (1893).
It was assigned to Carpolithes by Dawson (1893); to Cycadaceae by Knowlton (1919), MacGinitie (1941); to Cycadophyta by Andrews (1970); to Cycadopsida by Lakhanpal et al. (1976), Chandra and Tewari (1991); and to Bennettitales by Lapasha and Miller (1985), Watson and Sincock (1992).
It was reranked as Carpolithes (Zamites) by Dawson (1893).
It was assigned to Carpolithes by Dawson (1893); to Cycadaceae by Knowlton (1919), MacGinitie (1941); to Cycadophyta by Andrews (1970); to Cycadopsida by Lakhanpal et al. (1976), Chandra and Tewari (1991); and to Bennettitales by Lapasha and Miller (1985), Watson and Sincock (1992).
Species
Carpolithes (Zamites) meridionalis, Z. acutipennis, Z. alaskana, Z. apertus, Z. arcticus, Z. bayeri, Z. borealis, Z. brevipennis, Z. californica, Z. crassinervis, Z. distantinervis, Z. gigas, Z. graminioides, Z. megaphyllus (syn. Irites alaskana), Z. montana, Z. occidentalis, Z. pennsylvanicus, Z. powelli, Z. tenuinervis (syn. Zamia washingtoniana, Z. subfalcatus), Z. truncatus, Z. velderi, Z. vogesiacus, Z. yorkensis
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1828 | Zamites Brongniart pp. 91, 94 |
| 1893 | Carpolithes (Zamites) Dawson |
| 1919 | Zamites Knowlton |
| 1941 | Zamites MacGinitie |
| 1970 | Zamites Andrews |
| 1976 | Zamites Lakhanpal et al. |
| 1985 | Zamites Lapasha and Miller |
| 1991 | Zamites Chandra and Tewari |
| 1992 | Zamites Watson and Sincock |
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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. †Zamites Brongniart 1828
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†Carpolithes (Zamites) meridionalis Dawson 1893
†Zamites acutipennis Heer 1872
†Zamites alaskana Fontaine 1888
†Zamites apertus Newberry 1891
†Zamites arcticus Göppert 1863
†Zamites bayeri Kvacek 1997
†Zamites borealis Heer 1873
†Zamites brevipennis Heer 1899
†Zamites californica MacGinitie 1941
†Zamites crassinervis Fontaine 1889
†Zamites distantinervis Fontaine 1889
†Zamites gigas Lindley and Hutton 1831
†Zamites graminioides Emmons 1856
†Zamites montana Dawson 1885
†Zamites occidentalis Newberry 1859
†Zamites pennsylvanicus Fontaine 1900
†Zamites powelli Fontaine 1890
†Zamites tenuinervis Fontaine 1905
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Invalid names: Zamia washingtoniana Ward 1895 [synonym], Zamites subfalcatus Fontaine 1889 [synonym]
†Zamites truncatus Zeiller 1903
†Zamites velderi Brown 1911
†Zamites vogesiacus Schimper and Mougeot 1844
†Zamites yorkensis Fontaine 1900
Diagnosis
No diagnoses are available