''Laevipilina hyalina'' is a species of

monoplacophora Monoplacophora , meaning "bearing one plate", is a polyphyletic superclass of molluscs with a cap-like shell inhabiting deep sea environments . Extant representatives were not recognized as such until 1952; previously they were known only from ...

n, a superficially limpet-like marine

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

. It is found off the coast of

southern California Southern California (commonly shortened to SoCal) is a geographic and cultural region that generally comprises the southern portion of the U.S. state of California. It includes the Los Angeles metropolitan area, the second most populous urban a ...

.McLean, J.H. 1979. A new monoplacophoran limpet from the continental shelf off Southern California. ''Contributions in Science, Natural History Museum of Los Angeles County'', 307: 1–19.

Anatomy

''L. hyalina'' is the only '' Laevipilina'' species with 6 pairs of gills, while all other '' Laevipilina'' species have 5 pairs.

References

Monoplacophora Molluscs described in 1979 {{mollusc-stub