UNCW National Science Foundation Valdosta State University Universidad Nacional de Colombia The Sponge Guide

 

Notes: Originally placed under genus Cribrochalina, and later under Amphimedon (see Lehnert & van Soest, 1996). Also named Cribrochalina spiculosa (Dendy, 1890) (see van Soest, 1980). Gray to purplish, irregular fans, firmy compresible but difficult to cut. Skeleton of a reticulation of spicule tracts embedded in spongin, ending at the surface in a paratangential reticulation with spicule brushes. Spicules hastate oxea with slightly telescopic ends, 125-240 x 3.7-6.3 µm. It has the same spicules and similar skeletal arrangement of Niphates digitalis (Lamarck, 1815) and Niphates amorpha Wiedenmayer, 1977. In fact, on can envision a gradation from encrusting forms (N. amorpha) to irregular fans (N. caribica). Also, there are thin, partly closed inverted-cone specimens of N. digitalis which may be easily confused with N. caribica open fans. Perhaps the characteristically spined rim of N. digitalis, vs. a smoother one of N. caribica help telling them apart. The most recently published report (Lehnert & van Soest, 1996) and the World Porifera Database place this species under Amphimedon, but our observations of freshly collected specimens cleary show them as Niphates.
 
Author Reference: (Pulitzer-Finali, 1986)
Color:
gray
pink-lilac
Morphology:
fan
vase
Consistency:
tough
Locations:
Bahamas - Great Inagua
Bahamas - Little Inagua
Bahamas - Little San Salvador
Leeward Islands - Martinique

  

 

 

Images of Niphates caribica :

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