IRScNB_P4087_01013BP_25_Bulletin 36.pdf
Bulletin of the Royal Belgian Institute of Natural Sciences 1949-1971 / 25 - 1949 Maubeuge, P.L. 1949.
Révision des Ammonites du genre Phlyseogrammoceras.
irscnb_p4087_01013bp_25_bulletin-36.pdf — PDF document, 2.43 MB (2547454 bytes)