Common Name(s): |
Orange lumpy encrusting sponge |
Growth Form: |
Thickly encrusting. Small specimens may form thick lumps. |
Surface: |
Porous; a transparent membrane rests over erect skeletal pillars that form pointed cones (=conules). Membrane with a whitish apparently fibrillar network. |
Color: |
Milky orange; sometimes yellow. |
Consistency: |
Soft. |
Exudate: |
None. |
Oscules: |
Round, scattered, 3-15 mm across, with a transparent or pale orange collar that may be 3-10 mm tall. Openings of 2-4 canals occupy the entire space within each oscule. |
Skeletal Components (Spicules, Fibers): |
Slightly curved rods with 1 gently tapering pointed end and 1 blunt or rounded end (style), and rods with two pointed ends, but one end gently tapering, the other stepped (asymmetric oxea). |
Skeletal Architecture: |
Ascending and branching tracts of spicules that end in surface conules. Many free spicules in the tissue. |
Ecology: |
On coral reefs and hard bottoms. |
Distribution: |
Bermuda, Bahamas, South Florida and throughout the Caribbean. |
References: |
Wiedenmayer (1977), Zea (1987). |
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