Les Bivalvia du Ledien de la Belgique (Eocène moyen supérieur) II Heterodonta et Anomalodesmata

The first part of this systematic revision concerned the Palaeotaxodonta, Cryptodonta and Pteriomorphia from the Ledian of Belgium representedby forty-seven taxa, three of which were new : Nucula smithsoni, Vulsella(?) lediensis and Lyropecten (Aequipecten) walleri . This second and last part concerns the Heterodonta and Anomalodesmata of the samestrata, with descriptions or discussions of sixty-four taxa, four of which are new: Divalinga (Stchepinskya) lediana, Vepricardium asperulumledianum, Tivelina nolfi and Varicorbula gibba richardi. Ninety-five taxa had been recognised among the Bivalvi... Mehr ...