TY - JOUR T1 - Polynoidae and Sigalionidae (Polychaeta) from the Guaymas Basin, with descriptions of two new species, and additional records from hydrothermal vents of the Galapagos Rift 21°N, and seep-sites in the Gulf of Mexico (Florida and Louisiana) JF - Proceedings of the Biological Society of Washington Y1 - 1989 A1 - Pettibone, MH SP - 154 EP - 168 VL - 102 ER -