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Walchia
Taxonomy
Walchia was named by Sternberg (1825). Its type is Lycopodiolites filiciformis.
It was assigned to Lycopodiaceae by Emmons (1856); and to Coniferophyta by Andrews (1970).
It was assigned to Lycopodiaceae by Emmons (1856); and to Coniferophyta by Andrews (1970).
Species
Species lacking formal opinion data
Synonymy list
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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
No ecological data are available
Age range: base of the Stephanian to the top of the Changhsingian or 307.40000 to 251.90200 Ma
Collections (97 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carboniferous | USA (Colorado) | W. stricta, W. sp. (11183) | |
| Carboniferous | Canada (Nova Scotia) | W. gracilis, W. robusta (13146) | |
| Carboniferous - Permian | USA (Colorado) | W. sp. (33043) | |
| Carboniferous - Permian | USA (Arizona) | W. piniformis (10750) W. piniformis, W. dawsoni, W. gracillima, W. hypnoides (11999) | |
| Bashkirian - Gzhelian | USA (Kansas) | W. piniformis, W. schneideri (11175) W. sp., W. schneideri (24649) | |
| Moscovian - Rotliegendes | Germany (Bavaria) | W. piniformis (20939 20941 20947) | |
| Podolskian - Myachkovian | USA (Colorado) | W. stricta (33046) | |
| Stephanian | Canada (Prince Edward Island) | W. dawsoni, W. gracilis, W. robusta (24493) W. gracilis, W. robusta (24491) | |
| Missourian - Khamovnikian | USA (Kansas) | W. schneideri (11212) | |
| Stephanian A | USA (Ohio) | W. sp. (11188) | |
| Gzhelian | Portugal (Aveiro) | W. piniformis (225370) | |
| Virgilian | USA (New Mexico) | W. piniformis, W. schneideri (11323) W. sp. (216991 216993 216994 216995 216996 216998 216999) | |
| Kuzel | Poland (Lower Silesia) | W. imbricata (80773) | |
| Asselian | Germany | W. piniformis (25396) W. piniformis, W. hypnoides (25394 25397 25399) | |
| Asselian | Czechia (Krkonose) | W. piniformis, W. goeppertiana, W. sp. (232614) | |
| Asselian - Sakmarian | Czechia | W. pinniformis (51265) | |
| Asselian - Sakmarian | USA (Arizona) | W. piniformis (23165) | |
| Asselian - Sakmarian | Morocco | W. sp. 1 (30345) W. sp. 1, W. sp. 2 (30340 30343) W. sp. 1, W. sp. 2, W. sp. 3, W. sp. 4 (30342) | |
| Asselian - Sakmarian | USA (Texas) | W. sp. (11165) | |
| Autunian - Sakmarian | Spain (Cantabria) | W. hypnoides, W. piniformis (25346) | |
| Autunian - Sakmarian | Spain (Pirineo Catalan) | W. sp. (25387 25390) | |
| Autunian - Sakmarian | Spain (Pyrenees) | W. filiciformis (25347) | |
| Wolfcampian | Mexico (Hidalgo) | W. sp. (24613) | |
| Autunian | Czechia (Bohemia) | W. piniformis (25206) | |
| Autunian | Germany (Thuringia) | W. arnhardtii (25235) W. arnhardtii, W. germanica (25209 25236 25238) W. germanica (25240) | |
| Autunian | United Kingdom (England) | W. piniformis, W. imbricata, W. sp. (25382) | |
| Autunian | Germany (Black Forest) | W. piniformis (25204) | |
| Autunian | Czechia (Moravia) | W. filiciformis, W. piniformis (25088) | |
| Asselian - Kungurian | USA (Colorado) | W. piniformis, W. imbricata (11179) | |
| Asselian - Kungurian | USA (Oklahoma) | W. gracilis (11147) W. imbricata (24626) | |
| Asselian - Kungurian | USA (Kansas) | W. piniformis, W. filiciformis (11161) | |
| Autunian - Kungurian | Spain | W. germanica (25892) | |
| Permian | USA (Texas) | W. piniformis (24622) | |
| Permian | USA (Kansas) | W. sp. (11155) | |
| Permian | USA (Colorado) | W. piniformis, W. hypnoides (11168) W. stricta (33037) | |
| Permian | Thailand | W. sp. 1 (30945 30946) | |
| Permian - Triassic | USA (Colorado) | W. piniformis, W. hypnoides, W. gracilis (11167) | |
| Sakmarian - Asselian | Canada (Prince Edward Island) | W. sp. (24486) | |
| Sakmarian | Morocco | W. sp. 1, W. sp. 2, W. sp. 3, W. sp. 4, W. sp. 5, W. sp. 6 (30346) | |
| Sakmarian - Artinskian | USA (New Mexico) | W. piniformis (22746) | |
| Sakmarian - Artinskian | Mexico (Hidalgo) | W. sp. (23179) | |
| Sakmarian - Kungurian | USA (Texas) | W. schlotheimii (11148) W. sp. (11152) | |
| Sakmarian - Kungurian | USA (New Mexico) | W. sp. (11159) | |
| Artinskian | Italy (Southern Alps) | W. laxifolia, W. germanica, W. geinitzii (25351) | |
| Artinskian | USA (Texas) | W. spp. (11149) | |
| Artinskian | South Korea | W. sp. 1 (30255) | |
| Artinskian | North Korea | W. sp. 1 (30247) | |
| Artinskian - Kungurian | Germany (Thuringia) | W. sp. (25210) | |
| Artinskian - Kungurian | USA (Arizona) | W. piniformis, W. dawsoni, W. gracillima, W. hypnoides (11150) | |
| Artinskian - Kungurian | USA (Texas) | W. schneideri (24624) | |
| Kungurian | USA (Texas) | W. sp. (67736) | |
| Kungurian | Canada (Nunavut) | W. sp. (34100) | |
| Kungurian | Russian Federation (Perm) | W. appressa (216639) W. sp. (216640 216642 216644) | |
| Kungurian - Roadian | Russian Federation | W. sp. 1 (30638) | |
| Kungurian - Wordian | Italy (The Dolomites) | W. florini, W. schlotheimi (25393) | |
| Kungurian - Wordian | Italy (Southern Alps) | W. laxifolia, W. germanica (25350) | |
| Roadian | Russian Federation | W. sp. 1 (30853 30855 30856 30858) | |
| Roadian - Wordian | USA (Oklahoma) | W. sp. (27573) | |
| Roadian - Capitanian | Russian Federation | W. sp. 1 (30735 30801) | |
| Wuchiapingian | China (Guangdong) | W. sp. 1 (29823) | |
| Wuchiapingian | China (Xinjiang) | W. sp. 1 (29759) | |
| Wuchiapingian - Changhsingian | China (Junggar) | W. sp. (232539) | |
| Changhsingian | China (Xinjiang) | W. sp. 1 (30095) |