Haliotis exigua explained

Haliotis exigua is a species of sea snail, a marine gastropod mollusk in the family Haliotidae, the abalones.[1]

H. Pilsbry regarded Haliotis exigua as a juvenile of Haliotis diversicolor.[2] It is unclear whether this species deserves recognition.[3]

Description

The size of the shell attains 21 mm. The flat oval shell has an irregular sculpture. It is slightly canaliculate in the middle. It is densely spirally striate and lirate, but obsoletely plicate. The apex is prominent. It has a dark coloration of gray-red. The inner surface is vividly iridescent.

Distribution

This marine species occurs off Japan to Vietnam.

References

Notes and References

  1. https://www.biodiversitylibrary.org/item/40937#page/339/mode/1up Index molluscorum maris japonici, conscriptus et tabulis iconum xvi illustratus a Guilielmo Dunker. p. 148
  2. https://archive.org/details/catalogueofmarin00pils H. Pilsbry (1895), Catalogue of the marine mollusks of Japan
  3. Geiger, D. L. 1998. Note on the identity of Haliotis clathrata Lichtenstein, 1794 (not Reeve, 1846). Molluscan Research 19: 157–159