Citation: G. Carbonnel et E. Grosdidier, SPECIFIC DIFFERENTIATION OF OSTRACOD SPEC IES BELONGING TO THE GENUS ASYMMETRICYTHERE-BASSIOUNI, 1971 AND TOGOINA-APOSTOLESCU, 1961 WITH TOMOGRAPHIC REPRESENTATION BY FACTORIAL ANALYSIS, Bulletin des centres de recherches exploration-production Elf-Aquitaine, 17(2), 1993, pp. 443-453