pp 379-506 15-01-2007 14:41 Pagina 377 Late Cretaceous-Early Palaeogene echinoderms and the K/T boundary in the southeast Netherlands and northeast Belgium — Part 5: Asteroids John W.M. Jagt Jagt, J.W.M. Late Cretaceous-Early Palaeogene echinoderms and the K/T boundary in the southeast Netherlands and northeast Belgium — Part 5: Asteroids. — Scripta Geol., 121: 377-503, 9 figs., 27 pls, Leiden, December 2000. John W.M. Jagt, Natuurhistorisch Museum Maastricht, Postbus 882, NL-6200 AW Maastricht, The Netherlands, E-mail:
[email protected] Key words: Echinodermata, Asteroidea, Late Cretaceous, Early Palaeogene, taxonomy, stratigraphy. All Campanian, Maastrichtian and Danian asteroids known to date from the extended type area of the Maastrichtian Stage, are described and illustrated. The geographic and stratigraphic distribution are documented. Eighteen genera (one of them new) and at least sixty-four species (eight of them new) are listed: Astropecten? sp. nov., astropectinid sp. nov., Coulonia? sp. nov., Lophidiaster? gr. punc- tatus/postornatus, L. pygmaeus Spencer, 1913, Aldebarania sp. nov., Astropectinidae indet., ctenodiscid? indet., benthopectinid sp. 1 (? spp.), benthopectinid sp. 2, Metopaster alexiae sp. nov., M. aff. carinatus Brünnich Nielsen, 1943, M. continuus sp. nov., M. decipiens Spencer, 1913, M. kagstrupensis Brünnich Nielsen, 1943, M. lisannae sp. nov., M. miriamae sp. nov., M. aff. planus (Brünnich Nielsen, 1943), M. praetumidus Schulz & Weitschat, 1975, M. spencerii Brünnich Nielsen, 1943, M. gr. tumidus Spencer, 1913, M. uncatus (Forbes, 1848), M. undulatus Spencer, 1913, M. sp. 1, M. sp. 2, M. sp. 3, M. sp. 4 (aff. elegans Gale, 1987a), Parametopaster? sp., Haccourtaster aemstelensis gen.