TY - JOUR T1 - On brazilian hydromedusae and their distribution in relation to different water masses JO - Boletim do Instituto Oceanográfico A1 - Vannucci, M. SN - 0373-5524 UL - 10.1590/S0373-55241957000100002 VL - 8 Y1 - 1957 PB - Brasil ER -