IRScNB_P4087_RBINS17593_44_Bulletin 37.pdf
Bulletin of the Royal Belgian Institute of Natural Sciences 1949-1971 / 44 - 1968 Vandercammen, A. 1968.
Cystospirifer malaisei (J. Gosselet, 1894) synonyme de Cyrtospirifer bisinus (H. Le Hon, 1870).
irscnb_p4087_rbins17593_44_bulletin-37.pdf
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