Corolla is a genus of

pelagic The pelagic zone consists of the water column of the open ocean, and can be further divided into regions by depth (as illustrated on the right). The word ''pelagic'' is derived . The pelagic zone can be thought of as an imaginary cylinder or wa ...

sea butterflies Sea butterflies, scientific name Thecosomata (thecosomes, "case / shell-body"), are a taxonomic suborder of small pelagic swimming sea snails. They are holoplanktonic opisthobranch gastropod mollusks. Most Thecosomata have some form of calcified ...

". These are

holoplankton Holoplankton are organisms that are plankton, planktic (they live in the water column and cannot swim against a current) for their entire life cycle. Holoplankton can be contrasted with meroplankton, which are planktic organisms that spend part of ...

opisthobranch Opisthobranchs () is now an informal name for a large and diverse group of specialized complex gastropods which used to be united in the subclass Opisthobranchia. That taxon is no longer considered to represent a monophyletic grouping. Euopisth ...

mollusc 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 esti ...

s belonging to the family Cymbuliidae. They are preyed upon by the gymnosome pteropods of the genus ''

Cliopsis ''Cliopsis'' Troschel, 1854 is a genus of sea angels belonging to the family Cliopsidae. It is monotypic, being represented by the single species ''Cliopsis krohnii''. Taxonomy The Marine Species Identification Portal recognizes three morphs : ...

''.WoRMS : Corolla
accessed : 23 July 2012

Species

Species within this genus include: *'' Corolla calceola'' (A. E. Verrill, 1880) -- Atlantic corolla **Distribution: Oceanic **Length: 40 mm * '' Corolla chrysosticta'' (Troschel, 1854) * '' Corolla cupula'' Rampal, 1996 *'' Corolla intermedia'' (Tesch, 1903) **Distribution: Florida, Oceanic **Length: 39 mm *'' Corolla ovata'' Quoy &

Gaimard Joseph Paul Gaimard (31 January 1793 – 10 December 1858) was a French naval surgeon and naturalist. Biography Gaimard was born at Saint-Zacharie on January 31, 1793. He studied medicine at the naval medical school in Toulon, subsequent ...

, 1832 **Distribution: Florida, Bermuda, Oceanic **Length: 40 mm *''

Corolla spectabilis ''Corolla spectabilis'', common name: spectacular corolla, is a species of sea butterfly, a floating and swimming sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as ...

'' ( Dall, 1871) Spectacular corolla

References

* Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). ''European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification.'' Collection Patrimoines Naturels, 50: pp. 180–213 Cymbuliidae {{Heterobranchia-stub