Purple Mountain Flora 703-704 (Miocene of the United States)

Also known as 703

Where: Lyon County, Nevada (39.6° N, 119.3° W: paleocoordinates 40.3° N, 116.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Chloropagus Formation, Serravallian (13.8 - 11.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; poorly lithified, brown shale

• Tan siliceous shale in thin interbeds between andesites and basalts

Size class: macrofossils

Preservation: mold/impression, adpression, original carbon

Collection methods: quarrying, mechanical,

Primary reference: D.I. Axelrod. 1995. The Miocene Purple Mountain Flora of Western Nevada. 139:1-62 [B. Tiffney/M. Sherwood/B. Tiffney]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 27627: authorized by Bruce Tiffney, entered by Michael Sherwood on 16.12.2002, edited by Bruce Tiffney

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Pinopsida
 Pinales - Pinaceae
 Coniferales - Cupressaceae
Angiospermae
 Rosales - Papilionaceae
Robinia californica Axelrod 1939
 Rosales - Pomaceae
 Rosales - Rhamnaceae
 Rosales - Rosaceae
"Heteromeles stenophylla n. sp." = Photinia (Heteromeles), Holodiscus idahoensis, Cercocarpus nevadensis n. sp.
"Heteromeles stenophylla n. sp." = Photinia (Heteromeles) rose
 Malpighiales - Salicaceae
Populus pliotremuloides Axelrod 1937 poplar
Salix sp. Linnaeus 1753 willow
 Fagales - Fagaceae
 Fagales - Betulaceae
 Sapindales - Sapindaceae
Acer scottiae MacGinitie 1933 maple
Dicotyledoneae
 Ericales - Ericaceae
Angiospermae
 Ranunculales - Berberidaceae