Chaco Canyon NP,
New Mexico

FLORA
John Logan Diagram
www.nps.gov/chcu/geology.htm
The Cliff House sandstone overlies the coal-bearing Menefee Formation of the Mesa Verde Group, San Juan Basin.

Archeological images links
Southwestern Arroyos
UTEP Pleistocene bibliography

Lexam Corporation. 1995.
New Cretaceous Basin Discovered in the Rockies

Preliminary counts - abundant types (percentages)
 PelletArroyo
Pinus92
Juniperus40
Quercus121
Ambrosia01
Artemisia2520
Compositae (other)313
Gramineae45
Chenopodiaceae-Amaranthus1334
Deteriorated813
Sporormiella560
Charcoal09

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    Abstracts Rocky Mountain - 55th Annual Meeting (May 7-9, 2003)
    Tohatchi Formation palynology (Bramann)
    Aquilapollenites senonicus Interval Zone of early Campanian age: Aquilapollenites attenuatus, A. trialatus, A. turbidus, Pulcheripollenites krempii and Tricolpites reticulatus Accuratipollis lactiflumis, Brevimonosulcites corrugatus, Callialasporites dampieri, Microfoveolatosporis pseudoreticulatus, Periretisynolporites chinookensis, and Rugubivesiculites reductus
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