A preliminary report on the palynological investigation of the Middle Oligoene (Henis Clay and Sands and Marls of Oude Biezen) in the Tongeren-Valkenburg area, Belgium and The Netherlands.
A review of the ordovician acritarchs Aureotesta and Marrocanium /&/ An annotated bibliographical review of Ordovician acritarchs /&/ Evaluation of the Ordovician acritarch genus Ampullula Righi.
Ann. Soc. Géol. Belg. 120-1; pp. 1-97, 23 fig. 4 plts. Orig. wrps. libr. sticker in corner of front cover, 4to.
Sur la flore de deux gisements carbonifère de la zone delphino-helvétique: Carrière d’Héry-sur-Ugine (Vallée de l’Arly); Ardoisières des Posettes (Massif des Aguilles Rouges (France).
2011. Geodiversitas 33-1; 202 pp. 465-468, many fig./phot./plts. Collection of 7 papers in English and 1 in French. In complete journal issue, orig. wrps. very good.