ammonites
Arisaig 7-28 (Silurian of Canada)

Where: Nova Scotia, Canada (45.6° N, 62.0° W: paleocoordinates 37.5° S, 31.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: middle Member (Ross Brook Formation), Llandovery (443.7 - 428.2 Ma)

• Middle to late Llandovery.

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, bioturbated, gray, silty shale

• Heavily bioturbated shales and siltstones, shales predominating. Water depth < 90 m.

Collection methods: surface (in situ), mechanical,

Primary reference: J. M. Hurst and R. K. Pickerill. 1986. The relationship between sedimentary facies and faunal associations in the Llandovery siliclastic Ross Brook Formation, Arisaig, Nova Scotia. Canadian Journal of Earth Science 23:705-726 [J. Alroy/M. Sommers/A. Clement] more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 3062: authorized by John Alroy, entered by Mike Sommers on 23.07.1999

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)