Chenier Ravine (Jurassic of France)

Where: Rhone-Alpes, France (44.8° N, 4.8° E: paleocoordinates 35.2° N, 14.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Gracilis ammonoid zone, Early/Lower Callovian (164.7 - 161.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: slope; lithified marl and lithified limestone

• upper part of the bathyal zone near the slope-basin transition with a water depth most probably exceeding 200 m
• marls and marly limestones

Size class: macrofossils

Primary reference: S. Charbonnier, J. M. C. Vannier, C. Gaillard, J. P. Bourseau, and P. Hantzpergue. 2007. The La Voulte Lagerst├Ątte (Callovian): Evidence for a deep water setting from sponge and crinoid communities. Palaeogeography, Palaeoclimatology, Palaeoecology 250:216-236 [W. Kiessling/U. Merkel/O. Alfaro]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114540: authorized by Wolfgang Kiessling, entered by Uta Merkel on 16.08.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Crinoidea
 Cyrtocrinida - Eudesicrinidae
Dolichocrinus aberrans de Loriol 1882 Sea lily
 Cyrtocrinida - Sclerocrinidae
Gammarocrinites compressus Goldfuss 1831 Sea lily
Cyrtocrinus nutans Goldfuss 1829 Sea lily
and subsp. voultensis
 Cyrtocrinida - Eugeniacrinitidae
Lonchocrinus sp. Jaekel 1908 Sea lily
 Cyrtocrinida - Phyllocrinidae
Phyllocrinus colloti de Loriol 1882 Sea lily
 Isocrinida - Isocrinidae
Balanocrinus dumortieri de Loriol 1887 Sea lily
Demospongiae
 Spirosclerophorida - Jereicidae
Moretispongia praegnans Dumortier 1871 demosponge
 Spirosclerophorida - Scleritodermatidae
 Spirosclerophorida - Cnemidiastridae
Cnemidiastrum stellatum Goldfuss 1826 demosponge
 Spirosclerophorida - Azoricidae
Hexactinellida
 Lychniscosa - Pachyteichismatidae
 Lychniscosa - Sporadopylidae
"Sporadopyle micropora" = Favispongia, Sporadopyle obliqua
"Sporadopyle micropora" = Favispongia glass sponge
Sporadopyle obliqua Goldfuss 1826 glass sponge
 Innaecoeliida - Craticulariidae
Craticularia parallela Goldfuss 1826 glass sponge
 Hexactinosa - Staurodermatidae
Stauroderma inversa glass sponge
Saynospongia palmicea Dumortier 1871 glass sponge
Rhodanospongia robusta Moret 1927 glass sponge
 Hexactinosa - Cribrospongiidae
Gevreya synthetica Moret 1927 glass sponge
 Hexactinosa -