Author: Gaspard, D., 1970.:
Title: Structure et microsctructure du test de térébratulidés du Crétacé supérieur.
Description: [Trav. Lab. Paléont. Fac. Sci. Orsay.] Orsay. 4to. Pp. iv,60,[24], several microphotos on 21 pls., bibl. Orig. wrs.

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