Echinoderms, Meerssen, Maastricht, Bemelen (Cretaceous to of Netherlands)

Where: Limburg, Netherlands (50.9° N, 6.8° E: paleocoordinates 43.8° N, 5.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Meerssen Member (Maastricht Formation), Late/Upper Maastrichtian to Late/Upper Maastrichtian (70.6 - 61.6 Ma)

• member-level stratigraphic resolution

Environment/lithology: shoreface; poorly lithified packstone

• Poorly indurated white yellowish coarse- to very coarse-grained chalks with clearly developed hardgrounds and fossil hash layers

Size classes: macrofossils, mesofossils

Preservation: original calcite

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

Primary reference: J. W. M. Jagt. 2000. Late Cretaceous-Early Paleocene echinoderms and the K/T boundary in the southeast Netherlands and the northeast Belgium. - part 3: Ophiuroids. Scripta Geologica 21:1-179 [L. Villier/L. Villier/L. Villier]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 32166: authorized by Loic Villier, entered by Loic Villier on 08.06.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Cidaroida - Cidaridae
Temnocidaris sp.2 Cotteau 1863 pencil urchin
Temnocidaris gigas2 pencil urchin
 Holasteroida - Holasteridae
Hemipneustes striatoradiatus2 Leske 1778 sea urchin
 Spatangoida - Hemiasteridae
Hemiaster prunella2 Lamarck 1816 heart urchin
 Salenioida - Saleniidae
"Salenia maestrichtensis" = Salenidia maestrichtensis2
"Salenia maestrichtensis" = Salenidia maestrichtensis2 Schluter 1892 sea urchin
 Stomopneustoida - Stomechinidae
Asteroidea
 Valvatida - Stauranderasteridae
? Aspidaster sp.3 de Loriol 1884 sea star
 Valvatida - Goniasteridae
Ophiuroidea
 Ophiurida - Ophiuridae
Felderophiura vanderhami Jagt 1991 brittle star
Crinoidea
 Isocrinida - Isocrinidae
? Isocrinus sp.1 von Meyer 1836 Sea lily
 Isocrinida - Cainocrinidae
Nielsenicrinus ewaldi1 Jagt 1999 Sea lily
 Comatulida - Jaekelometridae
Jaekelometra ex gr. concava1 Schlüter 1878 Feather star
Jaekelometra ex gr. belgica1 Jaekel 1902 Feather star
 Comatulida - Notocrinidae
Semiometra saskiae1 Jagt 1999 Feather star
Semiometra lenticularis1 Rasmussen 1961 Feather star