Where: United Kingdom (52.1° N, 2.6° W: paleocoordinates 23.8° S, 11.7° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Leintwardine (421.3 - 419.2 Ma)
• "from 10 feet below the base of the equivalent of the Aymestry Limestone"
•apparently from the Monograptus leintwardinensis Zone
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified lithology not reported
Size class: macrofossils
Preservation: mold/impression
Collected by E. V. Tucker
• GSM collection
•"Most of the specimens described in this paper occur as external moulds... studied by means of rubber latex casts"
Primary reference: W. H. C. Ramsbottom. 1958. British Upper Silurian crinoids from the Ludlovian. Palaeontology 1:106-115 [G. Webster/G. Webster]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 119399: authorized by John Alroy, entered by John Alroy on 24.10.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Crinoidea | |
Periechocrinus sp. Morris 1843 Sea lily |