Phyllidiopsis fissurata Brunckhorst,
|Maximum size: 60 mm.
is a large, elongate species with many tall, pink compound
tubercles with irregular upper surfaces. The black dorsum appears as
meandering among the tubercles. Black lines extend onto the tops of the
tubercles and the mantle edge is pink interrupted by
black rays. The rhinophores are mostly black with some pink on the
bottom anterior edge. The fused oral tentacles are pink. It
distinguished from the much more common Phyllidiella
pustulosa by its black marginal rays, pink-based rhinophores
and fused oral
is a rare species found in the open in moderately protected to exposed
rocky locations from 10-26 m (33-85 ft).
Maui, Molokai, Oahu and Niihau: widely distributed in the western & central
was first recorded in Hawaii at Makua, Oahu by Scott Johnson on Oct.
1985. The name
refers to the deeply fissured appearance of the dorsal surface. Many sources list it as
Phyllidiopsis fissuratus (changed recently for gender agreement).
Hoover: 48 mm: Pupukea, Oahu; July, 2000.
Observations and comments:
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