The Pneumodermatidae are a family of sea angels, or small floating predatory sea snails or sea slugs. They are pelagic marine heterobranch opisthobranch gastropod mollusks in the clade Gymnosomata.
Pneumodermatidae | |
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Drawing of a larva of a species in the genus Pneumoderma | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Clade: | Euopisthobranchia |
Order: | Pteropoda |
Superfamily: | Clionoidea |
Family: | Pneumodermatidae (Latreille, 1825) |
Genera | |
These small pelagic snails lack shells (except in their early embryonic stage). They are carnivores, equipped with swimming parapoda (fleshy, wing-like outgrowths), strong jaws, and grasping tentacles, often with suckers resembling those of cephalopods.[1]
Genera
editGenera within the family Pneumodermatidae include:
Genus: Pneumoderma de Roissy, 1805
- Pneumoderma atlanticum Oken, 1815
- Pneumoderma degraaffi van der Spoel & Pafort-van Iersel, 1982 – distribution: Sargasso Sea, length: 11.8 mm
- Pneumoderma mediterraneum van Beneden, 1838 – distribution: Florida, Brazil, Mediterranean, length: 20 mm
- Pneumoderma peronii Lamarck, 1819 – distribution: Red Sea
- Pneumoderma violaceum d'Orbigny, 1836 – distribution: Bermuda, oceanic, length: 25 mm, description: This pteropod grabs its prey with two powerful suckers, each with about 30 suctorial disks, then it bulges out its long proboscis.
Genus: Pneumodermopsis Keferstein, 1862
- Pneumodermopsis canephora Pruvot-Fol, 1924
- Pneumodermopsis ciliata (Gegenbaur, 1855) – distribution: circumglobal, oceanic, description: possesses five tentacles, each ending in a big suctorial disk
- Pneumodermopsis macrochira Meisenheimer, 1905 – distribution: oceanic
- Pneumodermopsis michaelsarsi Bonnevie, 1913 – distribution: Bermuda, oceanic
- Pneumodermopsis oligocotyla Massy, 1917
- Pneumodermopsis paucidens (Boas, 1886) – distribution: Brazil, oceanic, length: 5 mm
- Pneumodermopsis pupula Pruvot-Fol, 1926
- Pneumodermopsis spoeli Newman & greenwood, 1988 – Distribution: Australia.
- Pneumodermopsis teschi van der Spoel, 1973 – distribution: oceanic
Genus Schizobrachium Meisenheimer, 1903
- Schizobrachium polycotylum Meisenheimer, 1903 – distribution: oceanic
Genus Spongiobranchaea d'Orbigny, 1836
- Spongiobranchaea australis d'Orbigny, 1836 – distribution: Argentina, Australia, sub-Antarctic, Antarctica, oceanic, length: 22 mm
- Spongiobranchaea intermedia Pruvot-Fol, 1926 – distribution: oceanic image
Genus Abranchaea Zhan Fu-Sui, 1975
- Abranchaea chinensis Zhan Fu-Sui, 1975
Genus Platybrachium Minichev, 1976
References
edit- ^ "Marine Species Identification Portal : Family Pneumodermatidae". species-identification.org. Retrieved 2020-03-24.