IRScNB_P4087_00FC31P_15_Bulletin 53.pdf
Bulletin of the Royal Belgian Natural History Museum. 1930-1948 / 15 - 1939 Maillieux, E. 1939.
La faune des Schistes de Barvaux-sur-Ourthe (Frasnien supérieur).
irscnb_p4087_00fc31p_15_bulletin-53.pdf — PDF document, 605 KB (619757 bytes)