Also known as PGAP 18
Where: Santa Cruz, Argentina (50.1° S, 73.4° W: paleocoordinates 47.4° S, 31.5° W)
• coordinate estimated from map
When: Middle Jurassic to Middle Jurassic (174.1 - 145.0 Ma)
• High levels of the Middle Jurassic or better still in the Upper Jurassic (Baldoni, 1981b, p.98)
Environment/lithology:
Size class: macrofossils
Collection methods: Components of this flora first listed in an abstract by Bonetti (1974), descriptions of some of the taxa given by Baldoni (1981b)
Primary reference: A. M. Baldoni. 1981. Tafoflora del Jurasico superior de la zona de Lago Argentino provincia de Santa Cruz, Republica Argentina. Ameghiniana 18:97-102 [A. Rees/A. Rees]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 29371: authorized by Allister Rees, entered by Allister Rees on 02.04.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Equisetopsida | |
Pagiophyllum "sp. 1" Heer 1881
Araucarites "sp. 1" Presl 1833
Brachyphyllum "sp. 1" Brongniart 1828
Araucaria "sp. 1" de Jussieu 1789 | |
Polypodiopsida | |
Coniopteris "sp. 1" Brongniart 1849 scaly tree fern | |
Matonidium "sp. 1" Schenk 1871 | |
Todites "sp. 1" Seward 1900 | |
Ginkgoopsida | |
Sagenopteris "sp. 1" Presl 1838 | |
Elatocladus "sp. 1" Halle 1913 podocarp | |