Crepidula (Crepidula)

Common Atlantic slipper limpets Crepidula fornicata, copyright James St. John.

Belongs within: Crepidula.

The type subgenus of the genus Crepidula comprises slipper limpets with a posterior, oblique apex and the interior shelf covering half of the apertural opening.

Crepidula Lamarck 1799 (Crepidula) O27, HP04
    |--+--*C. (C.) fornicata (Linnaeus 1758) O27, S11 [=Patella fornicata F27, *Crypta fornicata F27]
    |  |    |--C. f. fornicata BC01
    |  |    `--C. f. cruzana Usticke 1959 BC01
    |  `--+--C. (C.) intratesta Say 1822 S11
    |     `--C. (C.) protea Orbigny 1835 S11
    `--+--+--C. (C.) glauca Say 1822 O27, S11 [=C. convexa glauca O27]
       |  `--C. (C.) margarita Simone 2006 S11
       `--+--C. (C.) plana Say 1822 S11
          `--+--C. (C.) atrasolea Collin 2000 S11
             `--C. (C.) depressa Say 1822 S11

Crepidula (Crepidula) incertae sedis:
  C. (C.) aculeata (Gmelin 1791) O27, V89 (see below for synonymy)
  C. (C.) adunca Sowerby 1825 O27, HP04 [incl. C. rostriformis C64, C. solida C64]
  C. (C.) convexa Say 1822 O27, V89
  C. (C.) excavata Broderip 1834 O27 [incl. C. sitchana C64]
    |--C. e. excavata O27
    `--C. e. naticarum Williamson 1905 [=C. rugosa var. naticarum] O27
  C. (C.) exuviata Nuttall 1859 O27
  C. (C.) grandis (Middendorff 1849) O27
  C. (C.) norrisiarum Williamson 1905 [=C. rugosa var. norrisiarum] O27
  C. (C.) onyx (Sowerby 1824) O27, V89 [incl. C. cerithicola C64]
  C. (C.) orbiculata Dall 1919 O27

Crepidula (Crepidula) aculeata (Gmelin 1791) O27, V89 [=Patella aculeata H09; incl. C. californica C64, C. echinus C64, C. hystryx C64]

*Type species of generic name indicated

REFERENCES

[BC01] Boyko, C. B., & J. R. Cordeiro. 2001. Catalog of Recent type specimens in the Division of Invertebrate Zoology, American Museum of Natural History. V. Mollusca, part 2 (class Gastropoda [exclusive of Opisthobranchia and Pulmonata], with supplements to Gastropoda [Opisthobranchia], and Bivalvia). Bulletin of the American Museum of Natural History 262: 1–170.

[C64] Carpenter, P. P. 1864. Supplementary report on the present state of our knowledge with regard to the Mollusca of the west coast of North America. Report of the British Association for the Advancement of Science 33: 517–686.

[F27] Finlay, H. J. 1927. A further commentary on New Zealand molluscan systematics. Transactions and Proceedings of the New Zealand Institute 57: 320–485.

[H09] Hedley, C. 1909. The Marine Fauna of Queensland: Address by the President of Section D. Australasian Association for the Advancement of Science: Brisbane.

[HP04] Herbert, G. S., & R. W. Portell. 2004. First paleontological record of larval brooding in the calyptraeid gastropod genus Crepidula Lamarck, 1799. Journal of Paleontology 78 (2): 424–429.

[O27] Oldroyd, I. S. 1927. The Marine Shells of the West Coast of North America vol. 2 pt 3. Stanford University Press: Stanford University (California).

[S11] Simone, L. R. L. 2011. Phylogeny of the Caenogastropoda (Mollusca), based on comparative morphology. Arquivos de Zoologia 42 (4): 161–323.

[V89] Vermeij, G. J. 1989. Habitat and form of Crepidula grandis in Japan, with comments on habitat specialization in calyptraeid gastropods. Nautilus 103 (3): 89–91.