[1] UNIV RHODE ISLAND, GRAD SCH OCEANOG, KINGSTON, RI 02881 USA
[2] LAMONT DOHERTY GEOL OBSERV, PALISADES, NY 10964 USA
[3] NEW ZEALAND GEOL SURVEY, CHRISTCHURCH, NEW ZEALAND
[4] NEW ZEALAND GEOL SURVEY, LOWER HUTT, NEW ZEALAND
[5] UNIV ADELAIDE, ADELAIDE, S AUSTRALIA, AUSTRALIA
[6] HUNGARIAN GEOL SURVEY, BUDAPEST, HUNGARY
[7] UNIV RHODE ISL, DEPT GEOL, KINGSTON, RI 02881 USA
[8] UNIV CANTERBURY, CHRISTCHURCH, NEW ZEALAND
[9] UNIV HAWAII, HONOLULU, HI 96822 USA
[10] US GEOL SURVEY, MENLO PK, CA 94025 USA
[11] INST HIST GEOL, COPENHAGEN, DENMARK