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Zelkova (zelkova)
Taxonomy
Zelkova was named by Spach (1841). It is extant.
It was assigned to Ulmaceae by Brown (1959), Ozaki (1974), Christophel (1976), Liu et al. (1996).
It was assigned to Ulmaceae by Brown (1959), Ozaki (1974), Christophel (1976), Liu et al. (1996).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1841 | Zelkova Spach |
| 1959 | Zelkova Brown p. 128 |
| 1974 | Zelkova Ozaki |
| 1976 | Zelkova Christophel |
| 1996 | Zelkova Liu 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Collections (98 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian - Campanian | Canada (British Columbia) | Zelkova sp. (35209) | |
| Early/Lower Paleocene | Canada (Alberta) | Zelkova sp. (22833) | |
| Early/Lower Paleocene | USA (Montana) | Zelkova planeroides (53533) | |
| Paleocene | USA (South Dakota) | Zelkova planeroides (58007) | |
| Paleocene | USA (Colorado) | Zelkova planeroides (39899) | |
| Paleocene | USA (Montana) | Zelkova planeroides (40092 40272 40274 40284 40744 43403 53529 53601 53608 53838) | |
| Tertiary | Japan (Aichi) | Zelkova ungeri (22819) | |
| Early/Lower Eocene | USA (Colorado) | Zelkova nervosa (24411 24415) | |
| Early/Lower Eocene | China (Sichuan) | Zelkova ungeri (223847) | |
| Eocene | Japan (Yamaguchi) | Zelkova kushiroensis (24466) | |
| Eocene | China (Jilin) | Zelkova lingeri (223891) | |
| Eocene | China (Hunan) | Zelkova ungeri (223848) | |
| Eocene | USA (Colorado) | Zelkova nervosa (24419) | |
| Eocene | Canada (British Columbia) | Zelkova sp. (179231) | |
| Eocene | China (Henan) | Zelkova ungeri (223894) | |
| Bridgerian | USA (Wyoming) | Zelkova nervosa (21389) | |
| MP 13 | Germany (Eifel) | Zelkova sp. (24201) | |
| Middle Eocene - Late/Upper Eocene | China (Liaoning) | Zelkova ungeri (223815) | |
| Priabonian | USA (Washington) | Zelkova sp. (22890 22895 22906 22997) | |
| Early/Lower Oligocene | USA (Oregon) | Zelkova hesperia (35237) | |
| MP 21 | Czechia | Zelkova sp. (91467) | |
| Rupelian | USA (Idaho) | Zelkova brownii (27569) | |
| Oligocene | China (Yunnan) | Zelkova ungeri (223846) | |
| Oligocene | USA (Montana) | Zelkova hesperia, Zelkova nervosa (23793) | |
| Rupelian - Chattian | United Kingdom (England) | Zelkova boveyana (27665) | |
| Oligocene - Miocene | USA (Montana) | Zelkova drymeja, Zelkova oregoniana (23972) Zelkova oregoniana (24315) | |
| Late/Upper Oligocene - Late/Upper Eocene | USA (Oregon) | Zelkova oregoniana (35921) | |
| Chattian - Aquitanian | Germany (Sachsen) | Zelkova ungeri (26765) | |
| Late/Upper Oligocene - Early/Lower Miocene | USA (Montana) | Zelkova drymeja, Zelkova oregoniana (23330) | |
| Miocene - Oligocene | USA (Montana) | Zelkova krymeja, Zelkova oregoniana, Zelkova ungeri (23975) | |
| Aquitanian | Azerbaijan | Zelkova sp. (116633) | |
| Miocene | Japan (Gifu) | Zelkova ungeri (222790) | |
| Miocene | China (Jiangsu) | Zelkova ungeri (224039) | |
| Miocene | China (Hebei) | Zelkova acuminata (223818) | |
| Miocene | USA (Montana) | Zelkova drymeja, Zelkova oregoniana (23973) | |
| Miocene | Switzerland (Zürich) | Zelkova sp. (46327) Zelkova ungeri (46324) | |
| Miocene | China (Yunnan) | Zelkova ungeri (223850) | |
| Miocene | USA (Idaho) | Zelkova oregoniana (35278) | |
| Miocene | China (Zhejiang) | Zelkova tibae (224041) | |
| Miocene - Pliocene | Japan (Nagano) | Zelkova ungeri (22787 22788 22789 22796) | |
| Neogene | China (Jilin) | Zelkova ungeri (223912 223933) | |
| Burdigalian | China (Shandong) | Zelkova ungeri (223803) | |
| Burdigalian | USA (Nevada) | Zelkova brownii (27179) | |
| Orleanian | Germany (Baden-Wurttemberg) | Zelkova ungeri (106002) | |
| Barstovian | USA (Nevada) | Zelkova nevadensis (27660) | |
| MN 5 | Switzerland (Zürich) | Zelkova ungeri (46225) | |
| Langhian - Serravallian | Poland (Silesia) | Zelkova ungeri (28442) | |
| Middle Miocene | Russian Federation | Zelkova sp. (45451) | |
| Middle Miocene | USA (California) | Zelkova oregoniana (35412) | |
| MN 5 - MN 7 + 8 | Switzerland (Aargau) | Zelkova sp. (46279) | |
| Langhian - Messinian | Japan (Hirakata) | Zelkova ungeri (22742 22744) | |
| MN 6 | Switzerland (Zürich) | Zelkova ungeri (46239) | |
| Serravallian | Germany (Brandenburg) | Zelkova zelkovifolia (23045 27377 27514) | |
| Serravallian | USA (Nevada) | Zelkova brownii (27527) | |
| Early/Lower Clarendonian | USA (Nevada) | Zelkova nevadensis (27659) | |
| Late/Upper Miocene | Japan (Gunma) | Zelkova ungeri (22755) | |
| Tortonian - Messinian | Japan (Gunma) | Zelkova ungeri (21224 21229 21234 21238 21239 21256 21264 21265) | |
| Late/Upper Miocene - Early/Lower Pliocene | Japan (Kouwa-cho) | Zelkova ungeri (22827) | |
| Turolian | Spain (Valencia) | Zelkova ungeri (40758) | |
| Early/Lower Pliocene | China (Shaanxi) | Zelkova ungeri (223874) | |
| Pliocene | China (Hunan) | Zelkova ungeri (223822) | |
| Pliocene - Pleistocene | Italy (Umbria) | Zelkova sp. (51757 51758) | |
| Piacenzian | Germany (Thuringia) | Zelkova zelkovifolia, Zelkova ungeri (22778) | |
| Villafranchian | Slovakia | Zelkova sp. (41029) | |
| Early/Lower Pleistocene | Japan (Tokyo) | Zelkova serrata (224546) | |
| Middle Pleistocene | Japan (Kyoto) | Zelkova sp. (224408) | |
| Middle Pleistocene | France | Zelkova ultima, Zelkova ungeri (42673) | |
| Holocene | Japan (Kyoto city) | Zelkova sp. (168083) |