San Tirso (Carboniferous to of Spain)

Where: San Tirso, Spain (43.3° N, 5.7° W: paleocoordinates 3.8° S, 11.2° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: San Tirso Formation, Stephanian to Stephanian (307.5 - 283.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: sandstone

• The San Tirso formation has been described as containing pyroclastic deposits intercalated with dark shales and sandstones in a succession which also comprises two limestone conglomerates.

Size class: macrofossils

Preservation: mold/impression, original carbon

Primary reference: R. H. Wagner and E. Martinez Garcia. 1982. Description of an Early Permian flora from Asturias and comments on similar occurrences in the Iberian Penisula. Trabajos de Geologia, Universidad de Oviedo 12:273-287 [H. Sims/S. Ostrowski/J. Cassara]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 11176: authorized by Hallie Sims, entered by Summer Ostrowski on 23.07.2001, edited by Heather Lindon

Creative Commons license: CC BY (attribution)

Taxonomic list

Callipteridium
  -
Callipteridium cf. gigas
(von Gutbier) Weiss
Sphenopteridae
  - Sphenopteridae
Sphenopteris sp. Sternberg 1825
sp. nov.?
Sphenopteris cf. lescuriana
Fontaine and White
Sphenopteris pachypteroides
Fontaine and White
Pinopsida
 Cordaitanthales -
Cordaites sp. Unger 1850
 Radiatopses - Medullosaceae
Neuropteris neuropteroides
(Goeppert) Barthel
Pseudomariopteris ribeyroni
(Zeiller) Danze-Corsin
Pseudomariopteris busqueti Zeiller 1906
(Zeiller) Danze-Corsin
Peltaspermopsida
 Peltaspermales - Peltaspermaceae
Odontopteris brardii Brongniart 1825
Brongniart
Equisetopsida
 Sphenophyllales -
Sphenophyllum oblongifolium
(Germar & Kaulfuss) Unger
Pteropsida
 Filicinae -
Pecopteris spp. Brongniart 1822
Polypodiopsida
 Equisetales - Equisetidae
Annularia stellata
(von Schlotheim) Wood
Annularia sphenophylloides
(Zenker) von Gutbier