ammonites
Robroyston (Carboniferous of the United Kingdom)

Where: Scotland, United Kingdom (55.9° N, 4.2° W: paleocoordinates 0.6° N, 4.6° E)

• small collection-level geographic resolution

When: Index Limestone Member (Upper Limestone Formation), Pendleian (326.4 - 318.1 Ma)

Environment/lithology: lithified, shelly/skeletal, gray limestone

• A pale to dark grey bioclastic (crinoidal) marine limestone, with algal nodules. The name is not geographical in origin, but indicates a marker bed for the Limestone Coal Formation coal seams below.

Size class: macrofossils

Preservation: mold/impression

Collection methods: Specimens held at Kelvingrove Museum, Glasgow and National Museum of Scotland

Primary reference: E. D. Currie. 1954. Scottish Carboniferous Goniatites. Transactions of the Royal Society of Edinburgh LXII(II) [A. McGowan/A. McGowan] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 93307: authorized by Alistair McGowan, entered by Alistair McGowan on 14.01.2010