Where: Gunma, Japan (41.0° N, 140.4° E: paleocoordinates 54.7° N, 136.3° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Sebayashi Formation (Sanchu Group), Early/Lower Albian (112.0 - 109.0 Ma)
• strata are part of the Sanchu Terrane
• group of beds-level stratigraphic resolution
Environment/lithology: delta plain; gray, silty sandstone and shale
Size class: macrofossils
Preservation: trace
Collection methods: surface (in situ), peel or thin section,
Primary reference: M. Matsukawa and I. Obata. 1985. Dinosaur footprints and other indentation in the Cretaceous Sebayashi Formation, Sebayashi, Japan. Bulletin of the National Science Museum, Tokyo, Series C 11(1):9-36 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 13336: authorized by Matthew Carrano, entered by Matthew Carrano on 27.02.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Dinosauria indet. dinosaur | |
Bivalvia | |
Ostrea sp. Linnaeus 1758 oyster | |
Panopea sp. Menard 1807 clam | |