Where: England, United Kingdom (54.6° N, 1.7° W: paleocoordinates 17.1° N, 14.2° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Marl Slate Formation, Wuchiapingian to Wuchiapingian (259.9 - 254.1 Ma)

• International stage(s) should be checked

Environment/lithology: marine; siliciclastic sediments and carbonate

Size class: macrofossils

Primary reference: J. Bell, J. Holden, T.H. Pettigrew and K.W. Sedman. 1979. The Marl Slate and basal Permian breccia at Middridge, Co. Durham. Proceedings of the Yorkshire Geological Society 42(3)(25):439-460 [A. Rees/A. Rees/A. Rees]more details

PaleoDB collection 25249: authorized by Allister Rees, entered by Allister Rees on 04.09.2002

Creative Commons license: CC BY (attribution)