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Sagenopteris
Taxonomy
Sagenopteris was named by Presl (1838). It is not extant.
It was assigned to Hydropteraceae by Knowlton (1919); to Caytoniaceae by Bychkov et al. (1976) and Lapasha and Miller (1985); and to Caytoniales by Jain and Delevoryas (1967), Lakhanpal et al. (1976) and Chandra and Tewari (1991).
It was assigned to Hydropteraceae by Knowlton (1919); to Caytoniaceae by Bychkov et al. (1976) and Lapasha and Miller (1985); and to Caytoniales by Jain and Delevoryas (1967), Lakhanpal et al. (1976) and Chandra and Tewari (1991).
Species
Phyllopteris phillipsii, S. alaskensis, S. bhambhanii, S. colpodes, S. elliptica, S. emmonsi (syn. Cyclopteris obscurus), S. goeppertiana, S. grandifolia, S. latifolia, S. longicaulis, S. magnifolia, S. mantelli, S. mclearni, S. nervosa, S. nilssoniana (syn. S. rhoifolia), S. oblongifolia, S. oregonensis, S. paucifolia, S. stoliczkana, S. variabilis, S. virginiensis, S. williamsii
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1838 | Sagenopteris Presl |
| 1849 | Phyllopteris Brongniart |
| 1919 | Sagenopteris Knowlton |
| 1967 | Sagenopteris Jain and Delevoryas |
| 1976 | Sagenopteris Bychkov et al. |
| 1976 | Sagenopteris Lakhanpal et al. |
| 1985 | Sagenopteris Lapasha and Miller |
| 1991 | Sagenopteris Chandra and Tewari |
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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. †Sagenopteris Presl 1838
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†Sagenopteris alaskensis Fontaine 1905
†Sagenopteris bhambhanii Jacob 1938
†Sagenopteris colpodes Harris 1940
†Sagenopteris elliptica Fontaine 1889
†Sagenopteris goeppertiana Zigno 1905
†Sagenopteris grandifolia Fontaine 1905
†Sagenopteris latifolia Fontaine 1889
†Sagenopteris longicaulis Du Toit 1927
†Sagenopteris magnifolia Ward 1900
†Sagenopteris mantelli Dunker 1846
†Sagenopteris mclearni Berry 1929
†Sagenopteris nervosa Fontaine 1905
†Sagenopteris nilssoniana Brongniart 1825
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Invalid names: Sagenopteris rhoifolia Presl 1838 [synonym]
†Sagenopteris oblongifolia Penhallow 1902
†Sagenopteris oregonensis Fontaine 1895
†Sagenopteris paucifolia Phillips 1829
†Sagenopteris stoliczkana Feistmantel 1879
†Sagenopteris variabilis Velenovsky 1885
†Sagenopteris virginiensis Fontaine 1889
†Sagenopteris williamsii Bell 1956
Invalid names: Phyllopteris Brongniart 1849 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Carboniferous to the top of the Middle Albian or 358.90000 to 105.30000 Ma
Collections (236 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carboniferous | Canada (Nova Scotia) | Phyllopteris antiqua (13145) | |
| Sakmarian | India (Jharkhand) | S. stoliczkana (224880 225321) | |
| Wordian - Lopingian | India | S. sp., S. rhoifolia (30166) | |
| Lopingian | India (Andhra Pradesh) | S. sp. (224649) | |
| Triassic | Australia (New South Wales) | Phyllopteris feistmanteli (132305) | |
| Pelsonian | Italy | S. sp. (154334) | |
| Ladinian | Germany | S. sp. (154354) | |
| Ladinian | Russian Federation | S. sp. 1 (30455) | |
| Ladinian - Carnian | Argentina (Mendoza) | S. sp. 1 (29404) | |
| Ladinian - Carnian | Kyrgyzstan | S. sp. 1 (30273) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Early/Lower Cretaceous | India (Gujarat) | S. colpodes (32386) | |
| Early/Lower Cretaceous | Canada (British Columbia) | S. mclearni, S. williamsii (31384) S. williamsii (31338) | |
| Cretaceous | Greenland | S. skogiae (23406 23411) | |
| Barremian - Early/Lower Aptian | Belgium (Sauerland) | S. mantelli (22645) | |
| Aptian | USA (Montana) | S. williamsii (35546 35547) | |
| Aptian | Canada (British Columbia) | S. elliptica (24887) S. sp. (24860) | |
| Late/Upper Aptian | USA (Montana) | S. elliptica (21130 21133 21160 21164) S. elliptica, S. mclearni (21155) S. elliptica, S. mclearni, S. williamsii (21136 21139 21151 21152 21153 21158) S. mclearni (21162) S. williamsii (21140 21154 21156 21159) | |
| Albian | Canada (British Columbia) | S. elliptica (24892) | |
| Albian - Cenomanian | Russian Federation | S. variabilis (34794 34796 34800 34801) | |
| Early/Lower Albian - Middle Albian | Canada (British Columbia) | S. mclearni (136785) S. williamsii (136798) | |