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  2. Limacina helicina - Wikipedia

    en.wikipedia.org/wiki/Limacina_helicina

    Limacina helicina is a species of small swimming planktonic sea snail, in the family Limacinidae. It belongs to the group commonly known as sea butterflies (Thecosomata). [7] [8] Limacina helicina is a keystone species of mesozooplankton in Arctic pelagic ecosystems. [9] [10] [11]

  3. Sea butterfly - Wikipedia

    en.wikipedia.org/wiki/Sea_butterfly

    Thecosomata beat their wing-like parapodia to "fly" through the water. [ 8 ] [ 9 ] When descending to deeper water, they hold their wings up. They migrate vertically from day to night, so the community structure changes on a 24 hour cycle; during the day many organisms take refuge at water depths in excess of 100 m.

  4. Limacina - Wikipedia

    en.wikipedia.org/wiki/Limacina

    Etymological meaning of the generic name Limacina is "snail-like". [4] As pelagic marine gastropods, Limacina swim by flapping their parapodia, inspiring the common name sea butterflies. Sea butterflies are part of the clade Thecosomata. Sea angels, similar to Limacina, are in the order Gymnosomata. Both of these orders are still referred to as ...

  5. Clione limacina - Wikipedia

    en.wikipedia.org/wiki/Clione_limacina

    Clione limacina, known as the naked sea butterfly, sea angel, and common clione, is a sea angel (pelagic sea slug) found from the surface to greater than 500 m (1,600 ft) depth. [ 2 ] [ 3 ] It lives in the Arctic Ocean and cold regions of the North Atlantic Ocean .

  6. Corolla spectabilis - Wikipedia

    en.wikipedia.org/wiki/Corolla_spectabilis

    Corolla spectabilis, common name: spectacular corolla, is a species of sea butterfly, a floating and swimming sea snail in the family Cymbuliidae. [1] Distribution

  7. Pteropoda - Wikipedia

    en.wikipedia.org/wiki/Pteropoda

    Pteropoda (common name pteropods, from the Greek meaning "wing-foot") are specialized free-swimming pelagic sea snails and sea slugs, marine opisthobranch gastropods.Most live in the top 10 m of the ocean and are less than 1 cm long.

  8. Insect flight - Wikipedia

    en.wikipedia.org/wiki/Insect_flight

    The clap and fling mechanism is also employed by the marine mollusc Limacina helicina, a sea butterfly. [26] [27] Some insects, such as the vegetable leaf miner Liriomyza sativae (a fly), exploit a partial clap and fling, using the mechanism only on the outer part of the wing to increase lift by some 7% when hovering. [24]

  9. Proboscis - Wikipedia

    en.wikipedia.org/wiki/Proboscis

    A syrphid fly using its proboscis to reach the nectar of a flower. A proboscis (/ p r oʊ ˈ b ɒ s ɪ s,-k ɪ s /) is an elongated appendage from the head of an animal, either a vertebrate or an invertebrate. In invertebrates, the term usually refers to tubular mouthparts used for feeding and sucking. In vertebrates, a proboscis is an ...