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Fusinus
annae Snyder, 1986
Description:
Shell elongate, whorls rounded, aperture half total shell length. Whorls
with distinct strong axial folds, 12-15 per whorl. Spiral sculpture of
widely spaced, raised ribs, 3-5 on spire whorls and about 13 on the body
whorl and anterior canal, forming spirally elongate nodules where they
cross the axial ribs; secondary sculpture of 6 or 7 uniformly sized
threads between the spiral ribs. Outer lip slightly flared, weakly
crenulated by external sculpture. Columella smooth; posterior canal well
defined, bordered by weak nodules on parietal wall and outer lip. Colour
fawn internally and externally, nodules white; thin brown periostracum
sometimes present.
Size:
Up to 79 mm.
Distribution:
Endemic to Australia; known from Crowdy Head, NSW to Gabo Is, Vic.
Habitat:
Taken at depths of 274-550 metres; moderately common.
Comparison:
Juvenile specimens of Fusinus novaehollandiae are distinguished
from this species by having no more than 2 or 3 fine spiral lirae
between the major spiral ribs.
Fig. 1: Off Sydney, in 230-280 fathoms (DLB1672)
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