Where: Poitou-Charentes, France (47.0° N, 0.2° W: paleocoordinates 35.1° N, 11.2° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Thouasense, Variabilis zone, Middle Toarcian (182.0 - 175.6 Ma)
• The section is described in full details by Galbrun et al., 1994
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; poorly lithified, ooidal, gray, argillaceous marl
Size classes: macrofossils, mesofossils, microfossils
Collection methods: bulk, sieve,
Primary reference: M. Kutscher and L. Villier. 2003. Ophiuroid remains from the Toarcian of Sainte-Verge (Deux-Sevres, France): paleobiological perspectives. GĂ©obios 36(2):179-194 [L. Villier/L. Villier/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 31839: authorized by Loic Villier, entered by Loic Villier on 27.05.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Ophiuroidea | |
Mesophiomusium geisingense Kutscher 1992 brittle star
Mesophiomusium scabrum Hess 1962 brittle star | |
? Sigsbeia lunaris Hess 1962 brittle star | |
? Ophiacantha toarcensis Hess 1962 brittle star | |
? Ophiarachna liasica Kutscher 1996 brittle star | |
Sinosura extensa n. sp., Sinosura fasciata n. sp., Sinosura brodiei, Sinosura schneideri, ? Ophiopetra oertlii
Sinosura extensa n. sp. Kutscher and Villier 2003 brittle star
Sinosura fasciata n. sp. Kutscher and Villier 2003 brittle star
Sinosura brodiei Wright 1866 brittle star
Sinosura schneideri Kutscher 1987 brittle star
? Ophiopetra oertlii Hess 1965 brittle star | |
Ophiotrapezium spinulosum Kutscher 1996 brittle star | |
? Ophiura astonensis Hess 1964 brittle star
? Ophiocten seeweni Kutscher and Hary 1991 brittle star | |
Asteroidea | |
? Plesiastropecten hallovensis Peyer 1944 sea star | |
? Pentasteria liasica n. sp.
? Pentasteria liasica n. sp. Villier et al. 2004 sea star | |
Poncetaster crateri n. gen. n. sp.
Poncetaster crateri n. gen. n. sp. Villier et al. 2004 sea star | |
Galbaster recurrans n. gen. n. sp., Comptoniaster vrinensis n. sp.
Galbaster recurrans n. gen. n. sp. Villier et al. 2004 sea star
Comptoniaster vrinensis n. sp. Villier et al. 2004 sea star |