IRScNB_P4087_00FC31P_15_Bulletin 34.pdf
Bulletin of the Royal Belgian Natural History Museum. 1930-1948 / 15 - 1939 Chavan, A. 1939.
Sur quelques Crassatellidae tertiaires: Chattonia, Crassatina, Crassinella.
irscnb_p4087_00fc31p_15_bulletin-34.pdf
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