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Pulsarella cognata facts for kids

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Pulsarella cognata
Pulsarella cognata 001.jpg
Drawing of a shell of Pulsarella cognata
Scientific classification
  • Asthenotoma cognata (E.A. Smith, 1877).
  • Pleurotoma cognata E. A. Smith, 1877

Pulsarella cognata is a species of sea snail, a marine gastropod mollusk in the family Borsoniidae.


The length of the shell attains 24 mm, its width 7 mm. It differs from Tomopleura reevii (C. B. Adams, 1850) to which it is closely related in color (being luteous white, purple-tinged towards the apex, the carinae white), in the number of carinae, twelve, and more produced spire.


This marine species is endemic to Australia (New South Wales, Queensland).

  • Smith, E.A. (1877a) Diagnoses of new species of Pleurotomidae in the British Museum. Annals and Magazine of Natural History, series 4, 19, 488–501
  • Hedley, C. 1908. Studies on Australian Mollusca. Part 10. Proceedings of the Linnean Society of New South Wales 33: 456-489
  • Laseron, C. 1954. Revision of the New South Wales Turridae (Mollusca). Australian Zoological Handbook. Sydney : Royal Zoological Society of New South Wales 1-56, pls 1-12.
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