E-13 ( of the United States)

Also known as SF 492

Where: Millard County, Utah (38.8° N, 113.6° W: paleocoordinates 6.4° S, 85.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: C? (C begins "within 10-20" of top of House Lms) trilobite zone, House Limestone Formation, Skullrockian (487.5 - 482.3 Ma)

• IbexianSkullrockian

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified siltstone

• carbonate ramp, above wave base
• grey; calcareous; some chert

Size class: macrofossils

Preservation: replaced with silica

Collected by L.F. Hintze

Collection methods: bulk,

Primary reference: L.F. Hintze. 1951. Lower Ordovician detailed stratigraphic sections for western Utah. Utah Geological and Mineralogical Survey Bulletin 39:99 p. [A. Miller/A. Miller]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 104176: authorized by Seth Finnegan, entered by Seth Finnegan on 07.02.2011, edited by Melanie Hopkins

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Trilobita
 Proetida - Hystricuridae
"Hystricurus genalatus" = Genalaticurus genalatus2, "Hystricurus lepidus" = Rossicurus lepidus2, Politicurus sp.1
"Hystricurus genalatus" = Genalaticurus genalatus2 Ross 1951 trilobite
"Hystricurus lepidus" = Rossicurus lepidus2 Hintze 1953 trilobite
Politicurus sp.1 Adrain et al. 2003 trilobite
originally paratypes of Hintze's Hystricurus lepidus
 Asaphida - Remopleurididae
? Pseudokainella armatus2
? Pseudokainella armatus2 Hintze 1953 trilobite
 Asaphida - Asaphidae
Bellefontia chamberlaini2
Bellefontia chamberlaini2 Clark 1935 trilobite
 Asaphida - Nileidae
Symphysurina globocapitella2
Symphysurina globocapitella2 Hintze 1953 trilobite
1Adrain et al. 2003; 2Hintze 1953