Asteroidea, Coniacian-Santonian boundary, Orival, Seine-Maritime (Cretaceous to of France)

Where: France (49.8° N, 1.2° E: paleocoordinates 39.8° N, 3.1° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Late/Upper Coniacian to Late/Upper Coniacian (89.3 - 83.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore shelf; poorly lithified wackestone

• Chalk

Size classes: macrofossils, mesofossils

Collection methods: bulk, surface (in situ), sieve,

Primary reference: G. Breton. 1992. Les Goniasteridae (Asteroidea, Echinodermata) jurassiques et crétacés de France. Taphonomie, systématique, biostratigraphie, paléobiogéographie, évolution. Bulletin trimestriel de la Société géologique de Normandie et des Amis du Muséum du Havre, numéro hors série 78:1-590 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 59659: authorized by Loic Villier, entered by Loic Villier on 06.04.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Asteroidea
 Paxillosida - Astropectinidae
Lophidiaster sp. Spencer 1913 sea star
 Valvatida - Stauranderasteridae
"Aspidaster cf. senonensis" = Manfredaster senonensis, "Aspidaster bulbiferus" = Manfredaster bulbiferus, "Aspidaster concinnus" = Manfredaster concinnus, Aspidaster sp.
"Aspidaster cf. senonensis" = Manfredaster senonensis Valette 1902 sea star
"Aspidaster bulbiferus" = Manfredaster bulbiferus Forbes 1848 sea star
"Aspidaster concinnus" = Manfredaster concinnus Breton 1978 sea star
Aspidaster sp. de Loriol 1884 sea star
 Valvatida - Pycinasteridae
Pycinaster angustatus Forbes 1848 sea star
 Valvatida - Goniasteridae
Nymphaster sp. Sladen 1889 sea star
Crateraster quinqueloba Goldfuss 1833 sea star
Metopaster parkinsoni Forbes 1848 sea star
Metopaster hunteri Forbes 1848 sea star
Metopaster schulzi Breton 1992 sea star
Metopaster uncatus Forbes 1848 sea star
 Valvatida - Sphaerasteridae
Valettaster ocellatus Forbes 1848 sea star
Valettaster argus Spencer 1907 sea star
 Valvatida - Chaetasteridae
Arthraster dixoni Forbes 1848 sea star