Sphaerephesia sp. nov. 3 Fig. 30H-J

Diagnosis.

Body ellipsoid (~ 1-5 mm, 20-28 chaetigers), flattened dorsoventrally wider than high. Some preserved specimens with small dark pigment spots in dorsal macrotubercles. Head with seven appendages, smooth, lacking basal papillae or spurs; ~ 5 × as long as wide, bottle shaped; median antenna slightly smaller. Antenniform papillae present, shorter and thinner than median antennae. Four longitudinal rows of dorsal macrotubercles, one transverse row per segment. Macrotubercles sessile, pear-shaped. Additional dorsal papillae hemispherical, ~ 40 per segment, arranged in ~ four irregular transverse rows in mid-body segments. Ventral papillae ~ 20-30 in mid-body segments, arranged in more or less clear transverse rows. Parapodia stout, with prominent acicular lobe and bottle-shaped ventral cirri, reaching the tip of acicular lobe. more than ten parapodial papillae, spherical. All chaetae compound (> ten), with blades ~ 7-10 × as long as wide in mid-body segments.

Records.

30 specimens. Suppl. material 1: ops. 9, 16, 23, 31, 33, 42, 45, 46, 54, 55, 79 (AM).