Where: Utah (38.0° N, 110.5° W: paleocoordinates 7.6° N, 41.5° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Monitor Butte Member (Chinle Formation), Carnian (237.0 - 228.0 Ma)
• Overlies the Shinarump layer
• member-level stratigraphic resolution
Environment/lithology:
Size class: macrofossils
Preservation: mold/impression, adpression, permineralized
Collection methods: quarrying, surface (in situ), mechanical,
Primary reference: S. R. Ash. 1975. The Chinle (Upper Triassic) flora of southeastern Utah. Four Corners Geological Society Guidebook, 8th Field Conference, Canyonlands 143-147 [A. Rees/D. Sunderlin/D. Sunderlin]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 24159: authorized by Allister Rees, entered by Dave Sunderlin on 01.08.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Dinophyton spinosus | |
Dinophyton spinosus Ash 1970 | |
Polypodiopsida | |
Cladophlebis spp. Brongniart 1849 | |
Equisetites sp. Sternberg 1833 | |
Podozamites sp. Braun 1843 podocarp | |
Zamites powelli Fontaine 1890 |