Cuckhamsley Knob (Smith collection) (Cretaceous of the United Kingdom)

Also known as Cuckamsley

Where: England, United Kingdom (51.6° N, 1.3° W: paleocoordinates 41.4° N, 0.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Holaster planus ammonoid zone, Upper 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• Formation name remains in informal use but is obsolete onshore according to the BGS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 chalk

• BGS unit description: White chalks (microporous coccolithic limestone) with beds of flint, nodular chalks, hardgrounds and marl seams

Size class: macrofossils

Collected by Montagu Smith; reposited in the SM

Primary reference: N. E. Pettitt. 1950. Rhynchonellidae of the British Chalk. Rhynchonellidae of the British Chalk, Part I 103(450):1-26 [M. Clapham/M. Manojlovic/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 159132: authorized by Matthew Clapham, entered by Marko Manojlovic on 27.07.2014, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Scaphitidae
Scaphites diana2 Wright 1979 ammonite
Scaphites geinitzii2 d'Orbigny 1850 ammonite
includes ssp. laevior
"Scaphites pseudoaequalis" = Yezoites pseudoaequalis2 Yabe 1910 ammonite
 Ammonitida - Nostoceratidae
"Didymoceras saxonicum" = Nostoceras (Eubostrychoceras) saxonicum2
"Didymoceras saxonicum" = Nostoceras (Eubostrychoceras) saxonicum2 Schluter 1875 ammonite
 Ammonitida - Hamitidae
"Ptychoceras smithi n. sp." = Metaptychoceras smithi2
"Ptychoceras smithi n. sp." = Metaptychoceras smithi2 Woods 1896 ammonite
Rhynchonellata
 Rhynchonellida - Cyclothyrididae
"Cretirhynchia cuneiformis" = Woodwardirhynchia cuneiformis
"Cretirhynchia cuneiformis" = Woodwardirhynchia cuneiformis Pettitt 1950
 Rhynchonellida - Basiliolidae
Orbirhynchia dispansa1 Pettitt 1954