Loc. 3. south side of road, 0.2 mile east of Strasburg Junction (Ordovician of the United States)

Also known as 1000 feet east of Strasburg Junction; Echinosphaerites bed

Where: Shenandoah County, Virginia (39.0° N, 78.3° W: paleocoordinates 29.7° S, 58.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Botetourt limestone Member (Edinburg Formation), Turinian (457.3 - 453.8 Ma)

• PJW: I originally entered this as Climacograptus peltifer zone, but that is probably incorrect.

• bed-level stratigraphic resolution

Environment/lithology: limestone

• Alterations of dark granular limestone and dark fine-grained limestone with sponge spicules

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Primary reference: H. B. Whittington and W.R., I.I. Evitt. 1953. Silicified Middle Ordovician trilobites. Geological Society of America Memoir 59:1-139 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 73342: authorized by Pete Wagner, entered by Pete Wagner on 12.06.2007, edited by Melanie Hopkins

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Orthida - Glyptorthidae
Trilobita
 Phacopida - Cheiruridae
Sphaerocoryphe longispina n. sp.4 Tripp et al. 1997 trilobite
Sphaerocoryphe gemina n. sp.4 Tripp et al. 1997 trilobite
Holia cimelia Whittington and Evitt 1953 trilobite
Ceraurinella typa n. gen. n. sp.1 Cooper 1953 trilobite
 Phacopida - Encrinuridae
Libertella corona3 Hu 1971 trilobite
Cybeloides virginiensis1 Cooper 1953 trilobite
"Encrinuroides tholus" = Physemataspis tholus3 Evitt and Tripp 1977 trilobite
Physemataspis coopi3 Evitt and Tripp 1977 trilobite
Bevanopsis ulrichi3 Cooper 1953 trilobite
 Phacopida - Pterygometopidae
"Calliops callirachis n. sp." = Calyptaulax callirachis1
"Calliops callirachis n. sp." = Calyptaulax callirachis1 Cooper 1953 trilobite
 Odontopleurida - Odontopleuridae
Ceratocephala (Ceratocephalina) tridens5 Whittington 1956 trilobite
Ceratocephala laciniata Whittington and Evitt 1953 trilobite
Miraspis sp.5 Richter and Richter 1917 trilobite
Apianurus barbatus5 Whittington 1956 trilobite
Apianurus glaber5 Whittington 1956 trilobite
Calipernurus insolitus n. sp.5 Whittington 1956 trilobite
Diacanthaspis secretus5 Whittington 1956 trilobite
Diacanthaspis lepidus5 Whittington 1956 trilobite
 Harpetida - Harpetidae
Dolichoharpes reticulata6 Whittington 1949 trilobite
 Trinucleida - Trinucleidae
Tretaspis sagenosus6 Whittington 1959 trilobite
 Trinucleida - Raphiophoridae
Raymondella elegans6 Cooper 1953 trilobite
Ampyx virginiensis6 Cooper 1953 trilobite
Lonchodomas carinatus n. sp.1 Cooper 1953 trilobite
 Asaphida - Remopleurididae
Remopleurides simulus n. sp.6 Whittington 1959 trilobite
Remopleurides caelatus6 Whittington 1959 trilobite
Remopleurides eximius6 Whittington 1959 trilobite
Remopleurides caphyroides n. sp.6 Whittington 1959 trilobite
 Asaphida - Remopleuridae
Remopleuridae indet.6 Hawle and Corda 1847 trilobite
 Proetida - Tropidocoryphidae
"sensu lato Proetus strasburgensis n. sp." = Stenoblepharum strasburgense1
"sensu lato Proetus strasburgensis n. sp." = Stenoblepharum strasburgense1 Cooper 1953 trilobite
 Proetida - Dimeropygidae
Chomatopyge falcata n. sp. Whittington and Evitt 1953 trilobite
Mesotaphraspis parva Whittington and Evitt 1953 trilobite