USGS CO-3610 (Ordovician of the United States)

Also known as Locality H of Neuman 1964

Where: Penobscot County, Maine (46.2° N, 68.4° W: paleocoordinates 30.5° S, 54.9° W)

• coordinate estimated from map

When: Shin Brook Formation, Rangerian (470.0 - 470.3 Ma)

• formation-level stratigraphic resolution

Environment/lithology: coastal; lithified tuff

• Fine-grained tuff with scattered quartz grains

Size class: macrofossils

Collected by E.B. Ekren

Primary reference: R. B. Neuman. 1964. Fossils in the Ordovician Tuffs Northeastern Maine, with a section on Trilobita by Harry B. Whittington. United States Geological Survey Bulletin 1181(E):1-38 [P. Wagner/P. Wagner/M. Hopkins]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 115161: authorized by Arnold Miller, entered by Sarah Kolbe on 30.08.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Cystoidea
  -
Cystoidea indet. von Buch 1846
Strophomenata
 Billingsellida - Polytoechiidae
Rhynchonellata
 Orthida - Orthidae
"Orthambonites robustus" = Paralenorthis robustus
"Orthambonites robustus" = Paralenorthis robustus Neuman 1964