Where: Slope County, North Dakota (46.3° N, 104.0° W: paleocoordinates 52.2° N, 79.2° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Fort Union Formation, Puercan (66.0 - 63.3 Ma)
• Fort Union Formation, early Paleocene (Puercan; Bercovici et al.; 2009).
• member-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Collection methods: PTRM, Pioneer Trails Regional Museum, Bowman, North Dakota, collection
Primary reference: N. S. Vitek. 2012. Giant fossil soft-shelled turtles of North America. Palaeontologia Electronica 15(1):13A [R. Benson/R. Benson/O. Alfaro]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 141585: authorized by Roger Benson, entered by Roger Benson on 29.03.2013, edited by Patricia Holroyd and Evangelos Vlachos
Creative Commons license: CC BY (attribution)
Taxonomic list
| Reptilia | |
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Axestemys montinsana Vitek 2012 softshell turtle PTRM 5350.88, skull fragments; PTRM 5350.23, PTM 5350.24, lower jaw; PTRM 6030.07, PTRM 6030.08, epiplastron; PTRM 6030.01, entoplastron; PTRM 6030.03, hyoplastron; PTRM 6030.04, hypoplastron; PTRM 6030.02, hyoplastron and hypoplastron; PTRM 6030.05, PTRM 6030.06, xiphiplastron; PTRM 5350.21, PTRM 5350.22, PTRM 5350.30, PTRM 5350.108, cervical vertebra; PTRM 5350.91, PTRM 5350.100, pectoral girdle; PTRM 5350.25, humerus; PTRM 5350.21, pelvic girdle, PTRM 5350.77,5350.78, ilium; PTRM 5350.27, ischium, PTRM 5350.75, PTRM 5350.76, pubis; PTRM 5350.28, PTRM 5350.51, PTRM 5350.130, femur; PTRM 5350.122, tibia; PTRM 5350.47, PTRM 5350.110, PTRM 5350.117, 5350.117, PTRM 5350.121, phalanx; PTRM 5350.43, PTRM 5350.105, distal phalanx; all material from PTRM Site V02017, Slope County, North Dakota, USA; Fort Union Formation, early Paleocene (Puercan; Bercovici et al.; 2009)
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Saxochelys gilberti2 Lyson et al. 2019 turtle PTRM 14014.02, skeleton with complete shell and skull, as well as a partial caudal series, forelimb, and hind limb.
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| Amphibia | |
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