Verdi (Miocene of the United States)

Where: Washoe County, Nevada (41.7° N, 119.7° W: paleocoordinates 42.4° N, 116.8° W)

• coordinate based on political unit

When: Truckee Formation, Miocene (23.0 - 5.3 Ma)

Environment/lithology: terrestrial

Primary reference: J. R. Macdonald and W. J. Pelletier. 1958. The Pliocene mammalian faunas of Nevada, U.S.A. Paleontologia, taxonomia y evolucion. Cuidad de Mexico: International Geological Congress, 1956 Report of the 7th Session 7:365-388 [J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 19102: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• appears to be the fauna bracketed by two dates given by Evernden and James 1964:
KA 1259 - olivine basalt 400' below "mammals"; 11.0 (= 11.29) Ma
KA 1286 - andesitic tuff 600' above "mammals"; 5.7 (= 5.85) Ma
interpolated age is 9.11 Ma
Mammalia
 Proboscidea - Mammutidae
cf. Gomphotherium obscurum Leidy 1869 mastodon