Lannock Farm, east of Hitchin (Cretaceous of the United Kingdom)

Where: England, United Kingdom (51.6° N, 1.6° W: paleocoordinates 41.4° N, 0.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chalk Rock Member (Lewes Nodular Chalk Formation), Late/Upper Turonian (93.5 - 89.3 Ma)

• Formation name remains in informal use but is obsolete onshore according to the BGS

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, hardground, nodular, muddy chalk

• Very hard chalk and chalkstone, some nodular, including mineralized hardground surfaces and marl seams

Size class: macrofossils

Reposited in the SM

Primary reference: C. W. Wright. 1979. The ammonites of the English Chalk Rock (Upper Turonian). Bulletin of the British Museum (Natural History), Geology 31:281-332 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 159658: authorized by Matthew Clapham, entered by Marko Manojlovic on 06.08.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Hamitidae
Metaptychoceras smithi Woods 1896 ammonite