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Onychiopsis
Taxonomy
Onychiopsis was named by Yokoyama (1895). It is not extant. It is considered to be a form taxon. Its type is Onychiopsis elongata.
It was assigned to Polypodiaceae by Knowlton (1919), Andrews (1970), Lakhanpal et al. (1976) and Chandra and Tewari (1991); and to Polypodiopsida by Jud (2011).
It was assigned to Polypodiaceae by Knowlton (1919), Andrews (1970), Lakhanpal et al. (1976) and Chandra and Tewari (1991); and to Polypodiopsida by Jud (2011).
Species
O. brevifolia (syn. Thyrsopteris squarrosa, Thyrsopteris sphenopteroides, Thyrsopteris retusa, Thyrsopteris heterophylla, Thyrsopteris dentata, Thyrsopteris pachyphylla, Thyrsopteris nana), O. elongata (type species), O. goepperti (syn. Thyrsopteris angustiloba, Thyrsopteris distans, Thyrsopteris bella, Thyrsopteris pinnatifida, Thyrsopteris inaequipinnata, Thyrsopteris varians, Thyrsopteris alata, Thyrsopteris rarinervis, Thyrsopteris rhombifolia, Thyrsopteris elliptica, Thyrsopteris virginica, Thyrsopteris decurrens, Thyrsopteris microloba, Thyrsopteris densifolia, Thyrsopteris rhombiloba, Thyrsopteris pachyrachis), O. latiloba (syn. Thyrsopteris crenata, Thyrsopteris divaricata, Thyrsopteris brevipennis), O. nervosa (syn. Thyrsopteris meekiana, Thyrsopteris crassinervis, Thyrsopteris heteroloba, Thyrsopteris pecopteroides, Thyrsopteris maakiana, Adiantites parvifolius, Thyrsopteris obtusiloba), O. paradoxus, O. psilotoides (syn. Thyrsopteris microphylla, Thyrsopteris angustifolia, Thyrsopteris insignis, Thyrsopteris dentifolia)
Synonymy list
| Year | Name and author |
|---|---|
| 1895 | Onychiopsis Yokoyama |
| 1919 | Onychiopsis Knowlton |
| 1970 | Onychiopsis Andrews |
| 1976 | Onychiopsis Lakhanpal et al. |
| 1991 | Onychiopsis Chandra and Tewari |
| 2011 | Onychiopsis Jud |
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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. †Onychiopsis Yokoyama 1895
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†Onychiopsis brevifolia Fontaine 1889
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Invalid names: Thyrsopteris dentata Fontaine 1889 [synonym], Thyrsopteris heterophylla Fontaine 1889 [synonym], Thyrsopteris nana Fontaine 1889 [synonym], Thyrsopteris pachyphylla Fontaine 1889 [synonym], Thyrsopteris retusa Fontaine 1889 [synonym], Thyrsopteris sphenopteroides Fontaine 1889 [synonym], Thyrsopteris squarrosa Fontaine 1889 [synonym]
†Onychiopsis elongata Geyler 1889
†Onychiopsis goepperti Schenk 1871
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Invalid names: Thyrsopteris alata Fontaine 1889 [synonym], Thyrsopteris angustiloba Fontaine 1889 [synonym], Thyrsopteris bella Fontaine 1889 [synonym], Thyrsopteris decurrens Fontaine 1889 [synonym], Thyrsopteris densifolia Fontaine 1889 [synonym], Thyrsopteris distans Fontaine 1889 [synonym], Thyrsopteris elliptica Fontaine 1889 [synonym], Thyrsopteris inaequipinnata Fontaine 1889 [synonym], Thyrsopteris microloba Fontaine 1889 [synonym], Thyrsopteris pachyrachis Fontaine 1889 [synonym], Thyrsopteris pinnatifida Fontaine 1889 [synonym], Thyrsopteris rarinervis Fontaine 1889 [synonym], Thyrsopteris rhombifolia Fontaine 1889 [synonym], Thyrsopteris rhombiloba Fontaine 1889 [synonym], Thyrsopteris varians Fontaine 1889 [synonym], Thyrsopteris virginica Fontaine 1889 [synonym]
†Onychiopsis latiloba Fontaine 1889
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Invalid names: Thyrsopteris brevipennis Fontaine 1889 [synonym], Thyrsopteris crenata Fontaine 1889 [synonym], Thyrsopteris divaricata Fontaine 1889 [synonym]
†Onychiopsis nervosa Fontaine 1889
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Invalid names: Adiantites parvifolius Fontaine 1889 [synonym], Thyrsopteris crassinervis Fontaine 1889 [synonym], Thyrsopteris heteroloba Fontaine 1889 [synonym], Thyrsopteris maakiana Heer 1876 [synonym], Thyrsopteris meekiana Fontaine 1889 [synonym], Thyrsopteris obtusiloba Fontaine 1889 [synonym], Thyrsopteris pecopteroides Fontaine 1889 [synonym]
†Onychiopsis paradoxus Bose and Sukh-Dev 1961
†Onychiopsis psilotoides Stokes and Webb 1824
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Invalid names: Thyrsopteris angustifolia Fontaine 1889 [synonym], Thyrsopteris dentifolia Fontaine 1899 [synonym], Thyrsopteris insignis Fontaine 1889 [synonym], Thyrsopteris microphylla Fontaine 1889 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Oxfordian to the top of the Cenomanian or 163.50000 to 93.90000 Ma
Collections (72 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Jurassic | India (Odisha) | O. paradoxus (229223) | |
| Jurassic | Egypt (Sinaï) | O. tenuiloba (31297) | |
| Middle Jurassic | Israel (Negev) | O. sp. 1 (30197) | |
| Middle Jurassic | China (Heilongjiang) | O. sp. 1 (29722) | |
| Middle Jurassic | Japan (Yamaguchi) | O. sp. 1 (30208) | |
| Oxfordian - Tithonian | Australia (New South Wales) | O. sp. (29461) | |
| Late/Upper Jurassic | Japan (Miyagi) | O. sp. 1 (30198) | |
| Late/Upper Jurassic | China (Xinjiang) | O. sp. 1 (29534) | |
| Late/Upper Jurassic | China (Jilin) | O. sp. 1 (29533 29546 29606 29729) O. sp. 1, O. sp. 2 (29745) | |
| Late/Upper Jurassic | China (Jiangxi) | O. sp. 1 (29663) | |
| Late/Upper Jurassic | China (Anhui) | O. sp. 1, O. sp. 2 (29651) | |
| Late/Upper Jurassic | India | O. sp. 1 (30129) | |
| Late/Upper Jurassic | Madagascar | O. sp. 1 (30276) | |
| Late/Upper Jurassic | China (Shandong) | O. sp. 1 (29624) | |
| Late/Upper Jurassic | South Korea | O. sp. 1 (30266) | |
| Late/Upper Jurassic | China (Fujian) | O. sp. 1 (29603 29644 29678) O. sp. 1, O. sp. 2 (30090) | |
| Late/Upper Jurassic | India (Orissa) | O. sp. 1 (30125) | |
| Late/Upper Jurassic | China (Liaoning) | O. sp. 1 (29564 29723 29724 30036) | |
| Late/Upper Jurassic | China (Heilongjiang) | O. sp. 1 (29528 29530 29579 29629 29692 29732 29991 29993) O. sp. 1, O. sp. 2 (29526 29616 29947) | |
| Late/Upper Jurassic | China (Zhejiang) | O. sp. 1 (29796) | |
| Late/Upper Jurassic | China (Guangdong) | O. sp. 1 (29551 29754) | |
| Late/Upper Jurassic | China (Gansu) | O. sp. 1 (29532 29584) | |
| Late/Upper Jurassic | Japan | O. sp. 1 (30200) | |
| Late/Upper Jurassic - Early/Lower Cretaceous | India (Madhya Pradesh) | O. psilotoides (224642) O. sp., O. paradoxus (224644) | |
| Late/Upper Jurassic - Early/Lower Cretaceous | Peru | O. sp. 1 (30363) | |
| Late/Upper Jurassic - Early/Lower Cretaceous | Russian Federation | O. sp. 1 (30418) O. sp. 1, O. sp. 2 (30404) | |
| Kimmeridgian - Tithonian | Japan | O. sp. 1 (30204) | |
| Tithonian | Russian Federation | O. sp. 1 (30388) | |
| Tithonian - Berriasian | Russian Federation | O. sp. 1 (30618) | |
| Tithonian - Barremian | Russian Federation | O. sp. 1 (30386) | |
| Berriasian - Late/Upper Valanginian | South Africa (Eastern Cape) | O. antipodium (11153 38301 38313) | |
| Neocomian - Barremian | Canada (British Columbia) | O. psilotoides (24786) | |
| Early/Lower Cretaceous | India (Madhya Pradesh) | O. paradoxus (225658) | |
| Early/Lower Cretaceous | India (Chhattisgarh) | O. paradoxus (224959) | |
| Early/Lower Cretaceous | USA (Wyoming) | Thyrsopteris brevifolia, Thyrsopteris dentifolia, Thyrsopteris pecopteroides (32033) Thyrsopteris elliptica (31934) | |
| Cretaceous | USA (Wyoming) | Thyrsopteris elliptica (32045) Thyrsopteris elliptica, Thyrsopteris pinnatifida, Thyrsopteris brevipennis, Thyrsopteris crassinervis (32047) | |
| Late/Upper Hauterivian - Early/Lower Barremian | Spain (Castilla y León) | O. psilotoides (224909) | |
| Barremian | Japan (Ishikawa) | O. elongata (32324) | |
| Barremian - Early/Lower Aptian | Belgium (Sauerland) | O. mantelli (22645) | |
| Albian | Canada (British Columbia) | O. psilotoides (24892) | |
| Albian | USA (Kansas) | O. psilotoides (29018) | |
| Albian - Cenomanian | USA (Alaska) | O. psilotoides (34386) | |
| Early/Lower Albian - Middle Albian | Canada (British Columbia) | O. sp. (136786) | |
| Early/Lower Cenomanian | Canada (Alberta) | O. psilotoides (31908) |