• Thumbnail for Neptunea angulata
    Neptunea angulata is an extinct species of large fossil sea snail, a marine gastropod mollusk in the family Buccinidae. There is some confusion concerning...
    1 KB (88 words) - 16:26, 22 November 2022
  • Thumbnail for Neptunea
    1876) Neptunea angulata Neptunea antiqua Neptunea contraria Neptunea arthritica Neptunea bulbacea Neptunea ventricosa Neptunea vladivostokensis Neptunea constricta...
    14 KB (1,008 words) - 08:51, 23 July 2024
  • Thumbnail for Chirality
    left is the normally sinistral (left-handed) shell of Neptunea angulata, on the right is the normally dextral (right-handed) shell of Neptunea despecta...
    33 KB (3,806 words) - 17:14, 1 November 2024
  • Left: The normally sinistral (left-handed) shell of Neptunea angulata, a species of sea snail (now extinct) found mainly in the Northern Hemisphere. Right:...
    5 KB (547 words) - 03:28, 9 April 2024
  • Thumbnail for Conical spiral
    Snail shells (Neptunea angulata left, right: Neptunea despecta...
    8 KB (1,462 words) - 04:13, 10 October 2024
  • Thumbnail for Gastropod shell
    left is the normally sinistral (left-handed) shell of Neptunea angulata, on the right is the normally dextral (right-handed) shell of Neptunea despecta...
    33 KB (3,930 words) - 05:53, 13 November 2024
  • Thumbnail for Evidence for speciation by reinforcement
    gastropod shells, like those of Partula can coil in sinistral and dextral directions such as these, Neptunea angulata (left) and N. despecta (right) shells....
    53 KB (5,844 words) - 23:37, 12 June 2024
  • †Mya †Mya arenaria †Mya truncata Mytilus †Mytilus edulis NeptuneaNeptunea despecta †Neptunea lyrata Nucella †Nucella lapillus Nucula †Nucula antiqua...
    14 KB (637 words) - 04:21, 3 July 2022