Clavelina lepadiformis , Photo: Michael Lahanas
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Tunicata
Classis: Ascidiacea
Ordo: Aplousobranchia
Familia: Clavelinidae
Genus: Clavelina
Species: C. lepadiformis
Clavelina lepadiformis, common name the light-bulb sea squirt, is a colonial sea squirt native to the NE Atlantic Ocean.[1]
Distribution
Light-bulb sea squirt colony
This species is a common shallow-water ascidian in Great Britain and Ireland. It occurs from Norway along European coasts south to the Mediterranean.[2] In the Mediterranean the presence of cryptic species has been demonstrated.[3]
Description
The transparent tunic and visible yellow or white internal organs give this animal its common name.
References
Sanamyan, K. (2015). Clavelina lepadiformis (Müller, 1776). In: Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira Da Rocha, R.; Swalla, B.J.; Turon, X. (2015) Ascidiacea World Database. Accessed through: World Register of Marine Species on 2015-12-25
Picton, B.E. & Morrow, C.C. (2015). Clavelina lepadiformis (O F Müller, 1776). [In] Encyclopedia of Marine Life of Britain and Ireland. Accessed on 2015-12-25
Tarjuelo, I., D. Posada, K. Crandall, M. Pascual, X. Turon, (2001) Cryptic species of Clavelina (Ascidiacea) in two different habitats: harbours and rocky littoral zones in the northwestern Mediterranean Marine Biology, 139, 3, pp. 455-462.
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