HNR-57.5 - Hoppin Resevoir South Attleboro (Cambrian of the United States)

Where: Massachusetts (42.0° N, 71.3° W: paleocoordinates 67.2° S, 66.1° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Lower Member (Weymouth Formation), Botomian (516.0 - 512.9 Ma)

• Botomian; Callavia zone

• bed-level stratigraphic resolution

Environment/lithology: lithified, red, argillaceous wackestone

• trilobite wacke- to packestone, with rare lime mudstone pebbles, thin to medium bedded, bright red, weathers red, argillaceous, slaty

Size class: macrofossils

Collection methods: bulk, chemical

Primary reference: E. Landing. 1988. Lower Cambrian of eastern Massachusetts: stratigraphy and small shelly fossils. Journal of Paleontology 62(5):661-695 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56839: authorized by Pete Wagner, entered by Pete Wagner on 26.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Linguella viridis
Brachiopoda
 Tommotiida - Sunnaginiidae
Sunnaginia imbricata
Sunnaginia imbricata Rozanov et al. 1969
 Tommotiida -
Eccentrotheca kanesia
Eccentrotheca kanesia Landing et al. 1980
Helcionelloida
 Helcionellida - Pelagiellidae
Pelagiella sp.
Pelagiella sp. Matthew 1895
Aculifera
  - Halkieriidae
Halkieria sp.
Halkieria sp. Poulsen 1967
 Bilateria -
Rhombocorniculum cancellatum
 Hyolithelminthida - Torellellidae
Torellella laevigata
Torellella laevigata Linnarsson 1871
Coleoloides typicalis
  -
Coleoloides typicalis
Coleoloides typicalis Walcott 1890
Coeloscleritophora
 Chancelloriida - Chancelloriidae
Chancelloria sp.
Chancelloria sp. Walcott 1920