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Taxon profile

species

Parviterebra trilineata (A. Adams & Angas, 1864)

kingdom Animalia - animals »  phylum Mollusca - mollusks »  class Gastropoda - gastropods »  order Neogastropoda »  family Columbellidae - Dove Shells »  genus Parviterebra

Scientific synonyms

Aesopus trilineatus A. Adams & G. F. Angas, 1874

Images

Parviterebra trilineata

Author: Beechey

Taxon in country check-lists*

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Description

Protoconch smooth, of 2½ whorls. Shell very slender, upper teleoconch whorls weakly angled at periphery, whorls concave below suture; aperture about 2/5 shell length. Sculptured with slightly oblique axial folds, about 15 on penultimate whorl, restricted to upper quarter on last whorl. Whole surface covered with fine, widely spaced spiral grooves, about 25 on last whorl. Outer lip smooth, not thickened internally or externally. Columella smooth, with thin callus extending onto body whorl. Siphonal notch broad, no siphonal canal. Colour white, with brown spots below the suture, sometimes descending into axial flames; occasionally 3-5 fine spiral brown lines on body whorl.
Size: Up to 15 mm in length.
Beechey, Seashells of New South Wales.

Interchangeable taxa

Distinguished from P. brazieri by the strong axial folds, angular whorls, spiral grooves and differing colour pattern.
Beechey, Seashells of New South Wales.

Distribution

Endemic to Australia; Catherine Hill Bay, NSW, southwards to Twofold Bay, NSW.
Habitat: Subtidal, down to 35 m, but mainly known from beach shells. Uncommon.
Beechey, Seashells of New South Wales.
Author: Jan Delsing

Similar species

Parviterebra brazieri (Angas, 1875) - Brazier's Dove-shell

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