G 162T: Tulean, Utah
collected by L.F. Hintze

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita - Asaphida - Asaphidae
Aulacoparia venta (Hintze 1953)
Trilobita - Proetida - Hystricuridae
Psalikilus informal sp. 2 Ross 1951
Trilobita - Proetida - Bathyuridae
Gladiatoria gladiator (Ross 1951)
Adrain et al. 2012
Gladiatoria informal sp. 2 Hupe 1955
    = Gladiatoria nielsenae n. sp. Adrain et al. 2012
Adrain et al. 2012
Benthamaspis informal sp. 3 Poulsen 1946
Peltabellia informal sp. 6 Whittington 1953
Trilobita - Phacopida - Pliomeridae
Pliomeridae informal sp quattuor
Protopliomerella informal sp. 1 Harrington 1957
see common names

Geography
Country:United States State/province:Utah County:Millard
Coordinates: 38.8° North, 113.4° West (view map)
Paleocoordinates:6.9° South, 84.3° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Ordovician Epoch:Early/Lower Ordovician
10 m.y. bin:Ordovician 1-2
Key time interval:Tulean Trilobite zone: Psalikilopsis cuspicaudata
Age range of interval:480.30000 - 473.90000 m.y. ago
Stratigraphy
Formation:Fillmore Limestone
Local section:Ibex, section G Local bed:162 m
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: Division within Ross 1951 "G(1)" zone and Ross et al 1997 Hintzeia celsaora zone
Lithology and environment
Primary lithology: lithified not reported
Environment:open shallow subtidal Tectonic setting:passive margin
Geology comments: carbonate ramp, above wave base
Taphonomy
Modes of preservation:body,cast,replaced with silica
Size of fossils:macrofossils,mesofossils
Disassociated major elements:all
Collection methods and comments
Collection methods:bulk,chemical,field collection
Reason for describing collection:biostratigraphic analysis
Collectors:L.F. Hintze
Metadata
Database number:228284
Authorizer:M. Hopkins Enterer:M. Hopkins
Research group:marine invertebrate
Created:2022-11-25 17:16:52 Last modified:2022-11-25 17:16:52
Access level:the public Released:2022-11-25 17:16:52
Creative Commons license:CC BY
Reference information

Primary reference:
76492. J. M. Adrain, N. E. B. McAdams, and S. R. Westrop. 2009. Trilobite biostratigraphy and revised bases of the Tulean and Blackhillsian Stages of the Ibexian Series, Lower Ordovician, western United States. Memoirs of the Association of Australasian Palaeontologists 37:541-610 [P. Wagner/P. Wagner]

Secondary references:

83227 J. M. Adrain, N. E. B. McAdams, and S. R. Westrop. 2012. Affinities of the Lower Ordovician (Tulean; lower Floian) trilobite Gladiatoria, with species from the Great Basin, western United States. Memoirs of the Association of Australasian Palaeontologists 42:321-367 [M. Hopkins/M. Hopkins]