Tezoatlan Lower: Early/Lower Jurassic, Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Mexiglossa varia
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Pelourdia sp.
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Trigonocarpus sp.
Brongniart 1828
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Rhabdocarpus sp.
(Andrews 1970)
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| original and current combination Rhabdocarpos | ||||||||||
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Equisetopsida
- Araucariaceae
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Araucarioxylon mexicana
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Sphenopteridae
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Sphenopteris goeppertii
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Bennettitales
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Anomozamites sp.
Schimper 1870
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Ptilophyllum acutifolium
Morris 1840
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Ptilophyllum cutchense
Morris 1840
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Otozamites cardiopterioides
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Otozamites cf. hennoquei
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Otozamites hespera
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Otozamites sp.
Braun 1843
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Zamites diquiyui
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Zamites lucerensis
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Zamites oaxacensis
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Zamites tribulosus
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Pinopsida
- Cordaitanthales
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Noeggerathiopsis hislopii
(Bunbury 1878)
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| recombined as Cordaites hislopi | ||||||||||
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Polypodiopsida
- Equisetales
- Equisetaceae
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Equisetum rajmahalensis
(Oldham and Morris 1863)
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| recombined as Equisetum rajmahalense | ||||||||||
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Polypodiopsida
- Gleicheniales
- Matoniaceae
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Laccopteris sp.
Presl 1838
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| =phlebopteris | ||||||||||
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Piazopteris branneri
(White 1913)
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| original and current combination Alethopteris branneri | ||||||||||
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Pteropsida
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Alethopteris sp.
Sternberg 1825
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| spelled with current rank as Pecopteris (Alethopteris) | ||||||||||
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Cycadopsida
- Cycadales
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Taeniopteris oaxacensis
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Cycadopsida
- Cycadales
- Nilssoniaceae
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Pseudoctenis lanei
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Cycadopsida
- Cycadales
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Stangerites sp.
Oldham and Morris 1863
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Ginkgoopsida
- Caytoniales
- Caytoniaceae
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Sagenopteris sp.
Presl 1838
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| see common names | ||||||||||
Geography
| Country: | Mexico | State/province: | Oaxaca |
| Coordinates: | 17.8° North, 98.2° West (view map) | ||
| Paleocoordinates: | 3.3° North, 47.9° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | local area |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| 10 m.y. bin: | Jurassic 1-3 | ||
| *Period: | Early/Lower Jurassic | ||
| Key time interval: | Early/Lower Jurassic | ||
| Age range of interval: | 201.40000 - 174.70000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
Lithology and environment
| Primary lithology: | gray,red or brown silty sandstone |
| Secondary lithology: | black carbonaceous "shale" |
| Includes fossils? | Y |
| Includes fossils? | Y |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Originally published in Erben, 1956b, p. 21 | |
Metadata
| Database number: | 24724 | ||
| Authorizer: | A. Rees | Enterer: | D. Sunderlin |
| Modifier: | D. Sunderlin | Research group: | paleobotany |
| Created: | 2002-08-19 08:38:14 | Last modified: | 2002-08-19 11:38:17 |
| Access level: | the public | Released: | 2002-08-19 08:38:14 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 6940. | PGAP | A. Silva-Pineda. 1978. Paleobotanica del Jurasico de Mexico. Universidad Nacional Autonoma de Mexico. Instituto de Geologia, Paleontologia Mexicana 44:1-16 [A. Rees/D. Sunderlin/D. Sunderlin] |