Citation: Vn. Ivanenko et Mv. Heptner, NEW DATA ON MORPHOLOGY AND REDESCRIPTION OF APHOTOPONTIUS-MAMMILLATUSHUMES, 1987 (COPEPODA, SIPHONOSTOMATOIDA, DIRIVULTIDAE) FROM DEEP-SEAHYDROTHERMAL VENTS IN THE EASTERN PACIFIC (GUAYMAS BASIN), Journal of marine systems, 15(1-4), 1998, pp. 243-254