Also known as Concretions 3.5-5 ft above top of marker bed, 4650 ft. due north of high point on Granite Mountain
Where: Juab County, Utah (39.6° N, 113.7° W: paleocoordinates 2.3° S, 48.4° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Chainman Shale Formation, Meramecian (343.0 - 335.5 Ma)
• Goniatites americanus zone
• bed-level stratigraphic resolution
Environment/lithology: poorly lithified, black, gray limestone
Reposited in the USNM
Collection methods: surface (in situ), mechanical,
• M. Gordon Jr. & C.L. Repening 16 May 1957
Primary reference: M. Gordon and E. L. Yochelson. 1987. Late Mississippian gastropods of the Chainman Shale, West-Central Utah. United States Geological Survey Professional Paper 1368:1-112 [P. Wagner/P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 59829: authorized by Pete Wagner, entered by Pete Wagner on 16.04.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Euphemites "sp. B" Warthin 1930 snail | |
Retispira cf. textilis Miller 1877 snail | |
"Sinuitina (Vorticina) vortex n. sp." = Vorticina vortex
"Sinuitina (Vorticina) vortex n. sp." = Vorticina vortex Gordon and Yochelson 1987 snail | |
Bellazona bella Walcott 1884 snail | |
? Ianthinopsis sp. Meek and Worthen 1866 snail | |
Mourlonia venusta n. sp., Lunulazona nodomarginata, Glabrocingulum (Glabrocingulum) "sp. A", Trepospira (Angyomphalus) regularis
Mourlonia venusta n. sp. Gordon and Yochelson 1987 snail
Lunulazona nodomarginata McChesney 1861 snail
Glabrocingulum (Glabrocingulum) "sp. A" Thomas 1940 snail
Trepospira (Angyomphalus) regularis Gordon and Yochelson 1987 snail | |
Cephalopoda | |
Goniatites americanus Gordon 1971 ammonite |