Lower Devonian vertebrates from Arville and Nonceveux, Belgium ; Les Vertébrés du Dévonien inférieur d'Arville et de Nonceveux (Belgique)

International audience ; Arville is a Lower Devonian fossiliferous locality of the Belgian Ardenne Massif (lower St Hubert Formation). Its ichthyofauna includes heterostracans (Althaspis leachi, Weigeltaspis sp.), undetermined osteostracans, thelodonts (Turinia pagei, T. polita, Nikolivia sp. 1, N. sp. 2), chondrichthyans (Leonodus cf. L. carlsi), placoderms (Actinolepididae gen. et sp. indet.), and acanthodians (Ischnacanthidae gen. et sp. indet.). This assemblage is Lochkovian in age. It is biostratigraphically correlated to the "Dittonian" of Great Britain, the Pernes Formation of Artois (F... Mehr ...