Two miles north of Highgate Center, Highgate (Ordovician of the United States)

Where: Vermont (45.0° N, 73.1° W: paleocoordinates 31.0° S, 66.0° W)

• coordinate based on political unit

• basin-level geographic resolution

When: Leiostegium-Kainella trilobite zone, Highgate Formation, Tremadoc (485.4 - 477.7 Ma)

• member-level stratigraphic resolution

Environment/lithology: black limestone

Size class: macrofossils

Primary reference: P. A. Jell and J. M. Adrain. 2002. Available generic names for trilobites. Memoirs of the Queensland Museum 48(2):331-553 [N. Hughes/L. English/M. Hopkins]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 192760: authorized by Pete Wagner, entered by Pete Wagner on 18.04.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Phacopida - Cheiruridae
"Pilekia extenuata" = Metapliomerops extenuata
"Pilekia extenuata" = Metapliomerops extenuata Raymond 1924 trilobite
 Corynexochida - Leiostegiidae
 Asaphida - Asaphidae
"Hemigyraspis sp." = Asaphellus
"Hemigyraspis sp." = Asaphellus Callaway 1877 trilobite