Guern er Rhezal (Cretaceous of Tunisia)

Where: Tunisia (36.2° N, 9.7° E: paleocoordinates 19.3° N, 9.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Zebbag Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)

• "Vraconnien" or "Vraconniene"

• group of beds-level stratigraphic resolution

Environment/lithology: lithified marl

• "Pelagic marl" in Kennedy & Wright (1984)

Size class: macrofossils

Reposited in the MNHN

Primary reference: C. W. Wright and W. J. Kennedy. 1979. Origin and evolution of the Cretaceous micromorph ammonite family Flickiidae. Palaeontology 22:685-704 [L. Bulot/L. Bulot/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 178213: authorized by Matthew Clapham, entered by Matthew Clapham on 27.04.2016, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Phylloceratida - Phylloceratidae
 Ammonitida - Anisoceratidae
Anisoceras leckenbyi, "Anisoceras cf. plicatile" = Anisoceras plicatilis
"Anisoceras cf. plicatile" = Anisoceras plicatilis Sowerby 1819 ammonite
 Ammonitida - Lyelliceratidae
Stoliczkaia (Shumarinaia) africana Pervinquière 1907 ammonite
 Ammonitida - Acanthoceratidae
Submantelliceras "sp. juv." ammonite
from Pervinquière 1907; re-ided as Submantelliceras sp. juv.
 Ammonitida - Brancoceratidae
Algericeras (Algericeras) boghariense Coquand 1879 ammonite
Algericeras (Algericeras) boghariense boghariense
Algericeras (Algericeras) proratum Coquand 1879 ammonite
 Ammonitida - Flickiidae
Neosaynoceras gazellae Pervinquière 1907 ammonite
Flickia simplex Pervinquière 1907 ammonite
 Ammonitida - Forbesiceratidae
Forbesiceras obtectum Sharpe 1853 ammonite
 Ammonitida - Tetragonitidae
Tetragonites "sp. juv." Kossmat 1895 ammonite
 Ammonitida - Desmoceratidae
Puzosia (Puzosia) mayoriana d'Orbigny 1841 ammonite
Desmoceras (Desmoceras) "sp. juv." Zittel 1884 ammonite
from Pervinquière 1907; re-ided as Desmoceras (Desmoceras)