Pachylasma giganteum (Philippi, 1836)

Chthamalus giganteus Phillipi, 1836: 250 .

Pachylasma giganteum – Young 1998b: 44, fig. 31 (with synonymy).

MATERIALEXAMINED. — SEAMOUNT 2, stn DW 202, 31°16.50’N, 28°43.15’W, 640 m to 31°16.70’N, 28°43.08’W, 655 m, 1 specimen and disarticulated plates, rc 16.8 mm (MNHN Ci 2908). — Stn DW 209, 31°59.17’N, 27°55.95’W, 460 m to 31°58.93’N, 27°56.19’W, 435 m, 4 specimens and disarticulated plates, rc 13.4 to 25.3 mm (MNHN Ci 2909, MNRJ 13935). — Stn DW 246, 33°13.94’N, 29°36.07’W, 520 m to 33°13.92’N, 29°35.72’W, 550 m, 4 specimens and disarticulated plates, rc 11.0 to 29.7 mm (MNHN Ci 2910, MNRJ 13936).

REMARKS

Pachylasma giganteum was attached to ahermatypic corals and glass-sponges. The new records are included in its known distribution: Mediterranean Sea to Azores region (Darwin 1854: 477; Foster & Buckeridge 1995: 183; Young 1998b: 44).